Detail of Certain Balance Sheet Captions - Other Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Jan. 01, 2020	Dec. 31, 2019	Mar. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Restricted cash	$ 65,298		$ 56,332	$ 34,999
Construction in progress - customer notes receivable	33,903		37,137
Exclusivity and other bonus arrangements with dealers, net	37,273		32,791
Straight-line revenue adjustment	26,183		24,852
Other	16,477		18,600
Total	$ 179,134	$ 169,712	$ 169,712