Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Stock-Based Compensation Expense) (Details)

v3.23.2
Stockholders' Equity (Stock-Based Compensation Expense) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense $ 4,217 $ 5,081 $ 8,948 $ 10,644
Avenue Therapeutics, Inc [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 27 43 38 612
Checkpoint [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 567 729 1,536 1,504
Mustang        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 45 650 280 1,315
Journey        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 873 774 1,519 1,548
Other Partners [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 24 2 50 21
Employee and non-employee awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense 2,271 2,359 4,708 4,958
Executive awards        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Stock-based compensation expense $ 410 $ 524 $ 817 $ 686