Debt and Interest- Additional Information (Detail) - USD ($)
|
|
|
1 Months Ended |
12 Months Ended |
|
|
|
|
Sep. 14, 2016 |
Feb. 13, 2014 |
Oct. 25, 2016 |
Sep. 30, 2016 |
Jun. 30, 2016 |
Feb. 29, 2016 |
Oct. 30, 2015 |
Aug. 31, 2012 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Jul. 31, 2016 |
Oct. 31, 2015 |
Sep. 18, 2015 |
Mar. 31, 2015 |
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Term loan |
|
|
|
|
|
|
|
|
|
$ 30,224,000
|
$ 24,009,000
|
|
|
|
|
|
Warrant to purchase common stock |
|
|
|
|
|
|
|
|
|
7.00
|
|
|
|
|
|
|
Warrant exercise price |
|
|
|
|
|
|
|
|
|
$ 2,500
|
|
|
|
|
$ 7.00
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
39.00%
|
|
|
|
|
|
|
Debt Discount |
|
|
|
|
|
|
|
|
|
$ 1,466,000
|
314,000
|
$ 0
|
|
|
|
|
Debt discount recorded |
|
|
|
|
|
|
|
|
|
2,009,000
|
835,000
|
|
|
|
|
|
Debt Instrument, Unamortized Discount (Premium), Net, Total |
|
|
|
|
|
|
|
|
|
$ 400,000
|
|
|
|
|
|
|
Percentage of Cash Flow Pursuant to ASC 470 |
|
|
|
|
|
|
|
|
|
10.00%
|
|
|
|
|
|
|
Fair Value Adjustment of Warrants |
|
|
|
|
|
|
|
|
|
$ 1,039,000
|
438,000
|
0
|
|
|
|
|
Debt Related Commitment Fees and Debt Issuance Costs |
|
|
|
|
|
|
|
|
|
1,032,000
|
0
|
0
|
|
|
|
|
Professional Fees |
|
|
|
|
$ 0.2
|
|
|
|
|
|
|
|
|
|
|
|
Convertible Notes Payable, Current |
|
|
|
|
|
|
|
|
|
$ 1,031,000
|
0
|
|
|
|
|
|
Letter of Credit [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
2.00%
|
|
|
|
|
|
|
Interest Expense, Debt |
|
|
|
|
|
|
|
|
|
$ 11,000
|
0
|
0
|
|
|
|
|
Letters of Credit Outstanding, Amount |
|
|
|
|
|
|
|
|
|
1,500,000
|
|
|
|
|
|
|
Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Approximate fair value of the warrant |
|
|
|
|
|
|
|
|
$ 300,000
|
|
|
|
|
|
|
|
Israel Discount Bank Of New York [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Fee Amount |
|
|
$ 15,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Notes Payable |
|
|
|
|
|
|
|
|
|
$ 14,900,000
|
14,000,000
|
|
|
|
|
|
IDB Promissory Note Payable [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
2.25%
|
|
|
|
|
|
|
Debt Instrument, Unused Borrowing Capacity, Amount |
|
|
100,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Periodic Payment |
|
|
14,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Fee Amount |
|
|
15,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Loan Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest rate |
|
|
|
|
|
|
|
|
The loan bore interest at a rate per annum equal to the greater of (i) 9.25% or (ii) 9.25% plus the sum of the prevailing prime rate minus 3.25%.
|
|
|
|
|
|
|
|
Maturity Date |
|
|
|
|
|
|
|
|
Mar. 01, 2016
|
|
|
|
|
|
|
|
Interest payment term |
|
|
|
|
|
|
|
|
The loan required interest-only payments for the initial 12 months and thereafter requires repayment of the principal balance with interest in 30 monthly installments.
|
|
|
|
|
|
|
|
Opus Credit Facility [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
12.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Maturity Date |
|
Sep. 14, 2018
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Class Of Warrant Or Right Value Of Securities Called By Warrants Or Rights |
|
$ 1,500,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Class Of Warrant Or Right Exercise Price Percentage Of Warrants Or Rights |
|
3.00%
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Legal Fees |
|
$ 25,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Class Of Warrant Or Right Discount On Warrant |
|
|
|
|
|
|
|
|
|
$ 2,000,000
|
|
|
|
|
|
|
Warrants and Rights Outstanding |
|
|
|
|
|
|
|
|
|
7,000,000
|
|
|
|
|
|
|
NSC Notes Payable [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Term loan |
|
|
|
|
|
|
|
|
|
$ 3,608,000
|
10,000,000
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
8.00%
|
|
|
|
|
|
|
Debt discount recorded |
|
|
|
|
|
|
|
|
|
|
|
|
$ 600,000
|
|
|
|
Debt Instrument, Face Amount |
|
|
|
|
|
|
|
|
|
|
900,000
|
|
|
|
|
|
Interest Expense, Debt |
|
|
|
|
|
|
|
|
|
$ 599,000
|
$ 690,000
|
0
|
|
|
|
|
Long-term Debt, Gross |
|
|
|
|
|
|
|
|
|
|
|
|
$ 3,600,000
|
|
|
|
Notes Payable |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 10,000,000
|
Debt Instrument, Term |
|
|
|
|
|
|
|
|
|
10 years
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Effective Percentage |
|
|
|
|
|
|
|
|
|
17.83%
|
14.00%
|
|
|
|
|
|
Contingently Issuable Warrants Percentage |
|
|
|
|
|
|
|
|
|
25.00%
|
|
|
25.00%
|
|
|
|
Hercules Note Payble [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest Expense, Debt |
[1] |
|
|
|
|
|
|
|
|
$ 0
|
$ 0
|
845,000
|
|
|
|
|
Hercules Note Payble [Member] | Loan Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Periodic Payment |
|
|
14,000,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Periodic Payment, Principal |
|
|
13,200,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument Term Charges |
|
|
400,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Fee Amount |
|
|
300,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest Expense, Debt |
|
|
$ 100,000
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Hercules Debt Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Interest Expense, Debt |
|
|
|
|
|
|
|
|
|
|
|
800,000
|
|
|
|
|
Accretion of debt discount |
|
|
|
|
|
|
|
|
|
|
|
400,000
|
|
|
|
|
Hercules Debt Agreement [Member] | Warrant [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Fair value of the warrant volatility |
|
|
|
|
|
|
|
|
87.20%
|
|
|
|
|
|
|
|
Fair value of risk-free interest rate |
|
|
|
|
|
|
|
|
1.10%
|
|
|
|
|
|
|
|
Hercules Debt Agreement [Member] | Loan Agreement [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Term loan |
|
|
|
|
|
|
|
|
$ 15,000,000
|
|
|
|
|
|
|
|
Received net proceeds |
|
|
|
|
|
|
|
|
14,700,000
|
|
|
|
|
|
|
|
Subsequent private placement |
|
|
|
|
|
|
|
|
$ 2,000,000
|
|
|
|
|
|
|
|
Warrant to purchase common stock |
|
|
|
|
|
|
|
|
73,009
|
|
|
|
|
|
|
|
Warrant exercise price |
|
|
|
|
|
|
|
|
$ 5.65
|
|
|
|
|
|
|
|
Charges on termination of the loan stated percentage |
|
|
|
|
|
|
|
|
2.65%
|
|
|
|
|
|
|
|
Charges on termination of the loan, amount |
|
|
|
|
|
|
|
|
$ 400,000
|
|
|
|
|
|
|
|
Debt Discount |
|
|
|
|
|
|
|
|
$ 900,000
|
|
|
|
|
|
|
|
Interest rate for amortize loan discounts |
|
|
|
|
|
|
|
|
12.30%
|
|
|
|
|
|
|
|
Fees Related To Loan Issuance Costs |
|
|
|
|
|
|
|
|
$ 200,000
|
|
|
|
|
|
|
|
Helocyte Convertible Note One [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Term loan |
|
|
|
|
|
|
|
|
|
1,031,000
|
0
|
|
|
|
|
|
Debt Instrument, Term |
|
|
|
|
|
18 months
|
|
|
|
|
|
|
|
|
|
|
Proceeds from Issuance or Sale of Equity |
|
|
|
|
|
$ 10,000,000
|
|
|
|
|
|
|
|
|
|
|
Class Of Warrant Or Right Value Of Securities Called By Warrants Or Rights |
|
|
|
|
|
|
|
|
|
$ 400,000
|
|
|
|
|
|
|
Class Of Warrant Or Right Exercise Price Percentage Of Warrants Or Rights |
|
|
|
|
|
|
|
|
|
110.00%
|
|
|
|
|
|
|
Legal Fees |
|
|
|
|
|
|
|
|
|
$ 100,000
|
|
|
|
|
|
|
Helocyte Convertible Note One [Member] | Conversion One [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Convertible, Terms of Conversion Feature |
|
|
|
|
|
(a) the lowest price per share at which equity securities of Helocyte are sold in such sale less a 33% discount and (b) a per share price based on a pre-offering valuation of $50.0 million divided by the number of common shares outstanding on a fully-diluted basis.
|
|
|
|
|
|
|
|
|
|
|
Helocyte Convertible Note One [Member] | Conversion Two [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Convertible, Terms of Conversion Feature |
|
|
|
|
|
(a) a discount to the price per share being paid in the Sale of Helocyte equal to 33% or (b) a conversion price per share based on a pre-sale valuation of $50.0 million divided by the fully-diluted common stock of Helocyte immediately prior to the Sale of Helocyte (excluding the notes).
|
|
|
|
|
|
|
|
|
|
|
Helocyte Convertible Note One [Member] | Minimum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
5.00%
|
|
|
|
|
|
|
Helocyte Convertible Note One [Member] | Maximum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
8.00%
|
|
|
|
|
|
|
Avenue Convertible Note [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Term loan |
|
|
|
|
|
|
|
|
|
$ 200,000
|
0
|
|
|
|
|
|
Subsequent private placement |
|
|
|
|
|
|
|
|
|
$ 200,000
|
|
|
|
|
|
|
Debt Instrument, Term |
|
|
|
|
|
|
|
|
|
18 months
|
|
|
|
|
|
|
Debt Related Commitment Fees and Debt Issuance Costs |
|
|
|
|
|
|
|
|
|
$ 70,000
|
$ 0
|
$ 0
|
|
|
|
|
Debt Instrument, Convertible, Terms of Conversion Feature |
|
|
|
|
|
|
|
|
|
(a) the lowest price per share at which equity securities of Avenue are sold in such sale less a 33% discount and (b) a per share price based on a pre-offering valuation of $30.0 million divided by the number of common shares outstanding on a fully-diluted basis.
|
|
|
|
|
|
|
Proceeds from Issuance or Sale of Equity |
|
|
|
|
|
|
|
|
|
$ 10,000,000
|
|
|
|
|
|
|
Class Of Warrant Or Right Value Of Securities Called By Warrants Or Rights |
|
|
|
|
|
|
|
|
|
10,000
|
|
|
|
|
|
|
Legal Fees |
|
|
|
|
|
|
|
|
|
$ 44,000
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage,Current Year |
|
|
|
|
|
|
|
|
|
5.00%
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage,After Twelve Month |
|
|
|
|
|
|
|
|
|
8.00%
|
|
|
|
|
|
|
Net Proceeds From Issuance Of Private Placement After Paying Fees |
|
|
|
|
|
|
|
|
|
$ 100,000
|
|
|
|
|
|
|
Payments for Other Fees |
|
|
|
|
|
|
|
|
|
58,000
|
|
|
|
|
|
|
Paymens For Placement Fee |
|
|
|
|
|
|
|
|
|
10,000
|
|
|
|
|
|
|
Professional Fees |
|
|
|
|
|
|
|
|
|
4,000
|
|
|
|
|
|
|
Convertible Notes Payable, Current |
|
|
|
|
|
|
|
|
|
$ 200,000
|
|
|
|
|
|
|
Placement Fee Percentage |
|
|
|
|
|
|
|
|
|
10.00%
|
|
|
|
|
|
|
Avenue Convertible Note [Member] | Minimum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
5.00%
|
|
|
|
|
|
|
Avenue Convertible Note [Member] | Maximum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Interest Rate, Stated Percentage |
|
|
|
|
|
|
|
|
|
8.00%
|
|
|
|
|
|
|
Helocyte Convertible Note [Member] | Maximum [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Face Amount |
|
|
|
|
|
|
|
|
|
$ 5,000,000
|
|
|
|
|
|
|
Checkpoint [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Unamortized Discount (Premium), Net, Total |
|
|
|
|
|
|
$ 300,000
|
|
|
|
|
|
|
|
|
|
Long-term Debt, Fair Value |
|
|
|
|
|
|
200,000
|
|
|
|
|
|
|
|
|
|
Fees Related To Loan Issuance Costs |
|
|
|
|
|
|
$ 2,800,000
|
|
|
|
|
|
|
|
|
|
Checkpoint [Member] | NSC Notes Payable [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Related Commitment Fees and Debt Issuance Costs |
|
|
|
|
|
|
|
|
|
2,800,000
|
|
|
|
|
|
|
Avenue [Member] | NSC Notes Payable [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Related Commitment Fees and Debt Issuance Costs |
|
|
|
|
|
|
|
|
|
3,000,000
|
|
|
|
|
|
|
Warrant to NSC [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Approximate fair value of the warrant |
|
|
|
|
|
|
|
$ 600,000
|
|
|
|
|
|
|
|
|
Debt discount recorded |
|
|
|
|
|
|
|
|
|
|
|
|
|
$ 200,000
|
|
|
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted |
|
|
|
|
|
|
|
139,592
|
|
|
|
|
|
|
|
|
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Exercisable Options, Weighted Average Exercise Price |
|
|
|
$ 0.0001
|
|
|
|
$ 0.0001
|
|
|
|
|
|
|
|
|
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
|
|
|
10 years
|
|
|
|
10 years
|
|
|
|
|
|
|
|
|
Share-based Goods and Nonemployee Services Transaction, Valuation Method, Expected Term |
|
|
|
10 years
|
|
|
|
10 years
|
|
|
|
|
|
|
|
|
Fair Value Adjustment of Warrants |
|
|
|
$ 800,000
|
|
|
|
$ 400,000
|
|
|
|
|
|
|
|
|
Share Based Compensation Arrangement By Share Based Payment Award Non Option Equity Instruments Issued |
|
|
|
138,462
|
|
|
|
|
|
|
|
|
|
|
|
|
Contingently Issuable Warrants issued in connection with NSC Note Avenue [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Instrument, Unamortized Discount (Premium), Net, Total |
|
|
|
|
|
|
|
|
|
100,000
|
|
|
|
$ 100,000
|
|
|
Mustang [Member] | NSC Notes Payable [Member] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt [Line Items] |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Debt Related Commitment Fees and Debt Issuance Costs |
|
|
|
|
|
|
|
|
|
$ 3,600,000
|
|
|
|
|
|
|
|
|