Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Additional Information (Details)

v3.21.2
Goodwill and Intangible Assets - Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Mar. 31, 2019
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]            
Goodwill $ 223,398     $ 223,398   $ 213,977
Net of accumulated impairment losses 1,100,000     1,100,000   1,100,000
Income Tax Benefit Goodwill Impairment         $ 55,800  
Goodwill - Franchise Segment 147,100     147,100   147,300
Goodwill - Preowned Segment 76,300     76,300   66,700
Finite-Lived Intangible Assets [Line Items]            
Goodwill 223,398     223,398   213,977
Impairment charges 0 $ 833 $ 800 0 $ 268,833  
Goodwill [Line Items]            
Goodwill - Preowned Segment 76,300     76,300   66,700
Net of accumulated impairment losses 1,100,000     1,100,000   1,100,000
Franchise assets            
Finite-Lived Intangible Assets [Line Items]            
Franchise assets $ 68,200     $ 68,200   $ 64,300