CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Cash Flows From Operating Activities:
Net loss	$ (4,849)	$ (4,624)	$ (7,857)	$ 9,003	$ (44,858)	$ (2,768)
Adjustments to reconcile net loss to net cash provided by operating activities:
Cost of lots sold					5,146	4,346
Depreciation and amortization					6,158	7,078
Provision for bad debt					5,074	4,529
Non-cash compensation expense					1,525	1,080
Loss on debt extinguishment					40,128
Non-cash interest expense					3,740	16,159
Loss (gain) on sale of businesses					1,525	(31,120)
Other losses, net					536	2,169
Changes in assets and liabilities:
Payment of paid-in-kind interest					(18,440)
Accounts receivable, net of allowance					(16,205)	(16,180)
Merchandise trust fund					(37,542)	(12,284)
Other assets					(4,846)	3,799
Deferred selling and obtaining costs					(6,486)	(4,974)
Deferred revenues					77,518	39,238
Deferred taxes, net					(11,821)	(3,490)
Payables and other liabilities					9,275	(3,797)
Net cash provided by operating activities					10,427	3,785
Cash Flows From Investing Activities:
Cash paid for capital expenditures	(2,314)		(993)		(5,675)	(4,784)
Proceeds from divestitures					6,462	48,336
Net cash provided by investing activities					787	43,552
Cash Flows From Financing Activities:
Proceeds from issuance of Series A Preferred Stock						8,800
Proceeds from issuance of Common Stock						8,200
Proceeds from borrowings					406,235	3,672
Repayments of debt					(331,197)	(54,782)
Principal payment on finance leases					(1,097)	(1,061)
Early redemption premium					(18,478)
Cost of financing activities					(10,843)	(4,294)
Shares repurchased related to share-based compensation						(35)
Net cash provided by (used in) financing activities					44,620	(39,500)
Net increase in cash, cash equivalents and restricted cash					55,834	7,837
Cash, cash equivalents and restricted cash—Beginning of period		$ 60,090		$ 56,767	60,090	56,767	$ 56,767
Cash, cash equivalents and restricted cash—End of period	$ 115,924		$ 64,604		115,924	64,604	$ 60,090
Supplemental disclosure of cash flow information:
Cash paid during the period for interest					31,259	20,361
Cash paid during the period for income taxes					2,727	1,077
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases					1,446	2,372
Operating cash flows from finance leases					253	328
Financing cash flows from finance leases					$ 1,097	1,061
Non-cash investing and financing activities:
Accrued paid-in-kind interest on 2024 Notes						$ 10,572