Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets:
Net operating losses	$ 43,307	$ 36,236
Operating lease liabilities	12,583	18,023
Accrued expenses	12,862	10,050
Difference in basis of bond and loan costs	1,267	4,194
Stock-based compensation	2,787	2,882
Other	5,596	1,822
Total deferred tax assets	78,402	73,207
Valuation allowance	(38,463)	(36,422)
Total deferred tax assets net of valuation allowance	39,939	36,785
Deferred tax liabilities:
Deferred Tax Liabilities, Deferred Court Cost	0	(23,682)
Difference in basis of receivable portfolio	(20,806)	(57)
Right-of-use asset	(8,525)	(14,422)
Difference in basis of depreciable and amortizable assets	(13,863)	(3,680)
Prepaid expenses	(793)	(628)
Other	(1,682)	(4,559)
Total deferred tax liabilities	(45,669)	(47,028)
Deferred Tax Liabilities, Net, Total	$ (5,730)	$ (10,243)