v3.26.1
Discontinued Operations and Divestiture - Schedule of Financial Results of Discontinued Operations (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Interest and other, net        
Loss on divestiture     $ (66) $ 0
Income (loss) from discontinued operations, net of tax $ (0) $ 6,080 (66) 27,485
FibroGen International [Member]        
Revenue:        
Product revenue, net 0 19,655 0 59,472
Operating costs and expenses:        
Cost of goods sold 0 4,290 0 9,692
Research and development 0 542 0 1,301
Selling, general and administrative 0 6,074 0 13,538
Total operating costs and expenses 0 10,906 0 24,531
Income from operations 0 8,749 0 34,941
Interest and other, net        
Interest expense 0 (2,964) 0 (5,915)
Loss on divestiture (0) 0 (66) 0
Interest income and other income (expenses), net 0 (1,367) 0 (2,649)
Total interest and other, net 0 (4,331) (66) (8,564)
Income (loss) before income taxes (0) 4,418 (66) 26,377
Provision for income taxes 0 0 0 0
Investment income in unconsolidated variable interest entity 0 1,662 0 1,108
Income (loss) from discontinued operations, net of tax $ (0) $ 6,080 $ (66) $ 27,485