XML 28 R41.htm IDEA: XBRL DOCUMENT v3.20.1
Goodwill and Franchise Value (Additional Information) (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]    
Goodwill impairment $ 0 $ 1,700,000
Franchise value impairment 0 $ 400,000
Long-lived assets impairment $ 0