Receivables and Allowance for Credit Losses - Schedule of Notes Receivable (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total notes receivable	$ 137,683	$ 139,317
Total allowance for notes receivable credit losses	16,779	19,484	$ 4,556	$ 4,685
Total notes receivable, net of allowance	120,904	119,833
Current portion, net of allowance	54,453	24,048
Long-term portion, net of allowance	66,451	95,785
Senior
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total notes receivable	108,370	104,716
Subordinated
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total notes receivable	27,801	33,234
Unsecured
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total notes receivable	$ 1,512	$ 1,367