Annual report pursuant to Section 13 and 15(d)

Income Taxes - Reconciliation (Details)

v3.20.4
Income Taxes - Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Reconciliation of income tax expense computed at the federal statutory rate to the provision for income taxes      
Federal income tax expense at statutory rate $ (20,752) $ 13,150 $ 11,709
State taxes, net of federal benefit (2,820) 2,239 2,349
Valuation allowance changes 1,762 139  
Change in uncertain tax positions, net 679 (601) (1,292)
Research and development credit (536) (404) (226)
State rate change 157 (426) 287
Federal deferred rate change     (836)
Goodwill impairment 10,038    
Other (804) (646) (137)
Provision for income tax expense (benefit) $ (12,276) $ 13,451 $ 11,854