CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($)
shares in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Revenues:    
Total revenues $ 111,014 $ 106,275
Costs and expenses:    
Cost of sales 15,832 19,872
Research and development expenses 0 4,213
Selling, general and administrative expenses 56,555 104,324
Amortization of intangible assets 28,114 24,783
Loss on impairment of goodwill 0 17,432
Restructuring charges 1,089 17,806
Total costs and expenses 101,590 188,430
Income (loss) from operations 9,424 (82,155)
Other (expense) income:    
Interest expense (10,220) (15,926)
Other gain (loss) 243 (3,225)
Loss on debt extinguishment 0 (56,113)
Total other (expense) income (9,977) 36,642
Net loss before income taxes (553) (45,513)
Income tax (expense) benefit (728) 17,369
Net loss (1,281) (28,144)
Comprehensive loss $ (1,281) $ (28,144)
Basic net loss per share (in dollars per share) $ (0.03) $ (1.07)
Diluted net loss per share (in dollars per share) $ (0.03) $ (1.07)
Shares used in computing basic net loss per share (in shares) 43,169 26,209
Shares used in computing diluted net loss per share (in shares) 43,169 26,209
Product sales, net    
Revenues:    
Total revenues $ 109,420 $ 92,090
Commercialization agreement, net    
Revenues:    
Total revenues 0 11,258
Royalties and milestones    
Revenues:    
Total revenues 2,579 1,519
Other revenue    
Revenues:    
Total revenues (985) 1,408
NUCYNTA    
Other (expense) income:    
Gain (loss) on sale 0 (14,749)
Gralise    
Other (expense) income:    
Gain (loss) on sale $ 0 $ 126,655