XML 99 R82.htm IDEA: XBRL DOCUMENT v3.22.0.1
Income Taxes - Reconciliation of the U.S. Federal Statutory Income Tax Rate (Details)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Tax Disclosure [Abstract]      
Statutory federal tax (benefit) rate 21.00% 21.00% 21.00%
State income provision (benefit), net of federal benefit 2.20% 1.60% 1.40%
Nondeductible health insurer fee (“HIF”) 0.00% 6.10% 0.00%
Nondeductible compensation 1.50% 1.10% 1.20%
Other 0.00% 0.20% 0.60%
Effective tax expense rate 24.70% 30.00% 24.20%