Quarterly report pursuant to Section 13 or 15(d)

Debt and Interest - Schedule of Interest Expenses for Debt Arrangements (Detail)

v3.19.1
Debt and Interest - Schedule of Interest Expenses for Debt Arrangements (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Debt [Line Items]    
Interest $ 1,847 $ 1,742
Amortization of fees [1] 622 661
Interest and Debt Expense 2,469 2,403
LOC Fees [Member]    
Debt [Line Items]    
Interest 15 7
Interest and Debt Expense 15 7
IDB Note [Member]    
Debt [Line Items]    
Interest 83 84
Amortization of fees [1] 0 0
Interest and Debt Expense 83 84
2017 Subordinated Note [Member]    
Debt [Line Items]    
Interest 1,028 1,048
Amortization of fees [1] 363 325
Interest and Debt Expense 1,391 1,373
Opus Credit Facility [Member]    
Debt [Line Items]    
Interest 281 281
Amortization of fees [1] 113 319
Interest and Debt Expense 394 600
Helocyte Convertible Note [Member]    
Debt [Line Items]    
Interest   68
Interest and Debt Expense   68
Caelum Convertible Note [Member]    
Debt [Line Items]    
Interest   196
Interest and Debt Expense   196
Other [Member]    
Debt [Line Items]    
Interest   2
Interest and Debt Expense   2
2018 Venture Notes [Member]    
Debt [Line Items]    
Interest 429 56
Amortization of fees [1] 146 17
Interest and Debt Expense 575 $ 73
Mustang 2019 Venture Notes [Member]    
Debt [Line Items]    
Interest 11  
Interest and Debt Expense $ 11  
[1] amortization of fees