Description of Business and Basis of Presentation Schedule of New Accounting Pronouncement (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Jan. 01, 2020	Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable—trade, net	$ 11,799	$ 10,672	$ 10,672
Other current assets	199,637	174,016	174,016
Customer notes receivable	428,586	297,975	297,975
Other assets	243,548	169,712	169,712
Accumulated deficit	$ (476,095)	(361,824)	$ (361,824)
As Reported Under ASC 326
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable—trade, net		10,912
Other current assets		173,565
Customer notes receivable		289,191
Other assets		168,799
Accumulated deficit		(371,732)
Impact of ASC 326 Adoption
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Accounts receivable—trade, net		240
Other current assets		(451)
Customer notes receivable		(8,784)
Other assets		(913)
Accumulated deficit		$ (9,908)