XML 104 R92.htm IDEA: XBRL DOCUMENT v3.22.4
Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Deferred tax assets:    
Accruals and reserves $ 2.1 $ 0.6
Federal and state tax credits 14.0 17.9
Stock-based compensation 3.9 3.3
Capitalized research and development expenses 22.2 0.0
Net operating loss carryforwards 4.1 13.5
Lease liabilities 3.1 3.7
Other 0.1 1.2
Total gross deferred tax assets 49.5 40.2
Deferred tax liabilities:    
Prepaid expense and other (0.6) (1.3)
Right-of-use assets (2.8) (3.4)
Basis difference for fixed assets and intangibles (28.0) (14.8)
Total gross deferred tax liabilities (31.4) (19.6)
Valuation allowance for deferred tax assets (19.3) (22.4)
Net deferred tax liability $ (1.2) $ (1.8)