XML 58 R49.htm IDEA: XBRL DOCUMENT v3.21.2
Income Taxes (Details) - USD ($)
9 Months Ended 12 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Dec. 31, 2020
Income Tax Examination [Line Items]      
Effective tax rate 22.58% 22.43%  
Unrecognized tax benefits $ 0   $ 0
Interest or penalties on unrecognized tax benefits 0   $ 0
Increase in unrecognized tax benefits is reasonably possible $ 0    
Internal Revenue Service (IRS) [Member]      
Income Tax Examination [Line Items]      
Income tax examination, years under examination December 31, 2020, 2019, and 2018    
State and Local Jurisdiction [Member]      
Income Tax Examination [Line Items]      
Income tax examination, years under examination December 31, 2020, 2019, and 2018