Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Senior Unsecured Convertible Notes [Member] Non-affiliated Party [Member] Common Stock [Member]	Senior Unsecured Convertible Notes [Member] Non-affiliated Party [Member] Additional Paid-in Capital [Member]	Senior Unsecured Convertible Notes [Member] Non-affiliated Party [Member] Retained Earnings [Member]	Senior Unsecured Convertible Notes [Member] Non-affiliated Party [Member]	Senior Unsecured Convertible Notes [Member] Four Board Members [Member] Common Stock [Member]	Senior Unsecured Convertible Notes [Member] Four Board Members [Member] Additional Paid-in Capital [Member]	Senior Unsecured Convertible Notes [Member] Four Board Members [Member] Retained Earnings [Member]	Senior Unsecured Convertible Notes [Member] Four Board Members [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Total
Balance (in shares) at Dec. 31, 2020									30,610
Balance at Dec. 31, 2020									$ 306	$ 103,399	$ 81,555	$ 185,260
Stock-based compensation									0	834	0	834
Net income (loss)									$ 0	0	3,990	3,990
Stock issued on vesting of RSUs (in shares)									4
Stock issued on vesting of RSUs									$ 0	0	0	0
Taxes paid on vesting of RSUs (in shares)									(1)
Taxes paid on vesting of RSUs									$ 0	(2)	0	(2)
Balance (in shares) at Sep. 30, 2021									30,613
Balance at Sep. 30, 2021									$ 306	104,231	85,545	190,082
Balance (in shares) at Jun. 30, 2021									30,613
Balance at Jun. 30, 2021									$ 306	103,964	77,559	181,829
Stock-based compensation									0	267	0	267
Net income (loss)									$ 0	0	7,986	7,986
Balance (in shares) at Sep. 30, 2021									30,613
Balance at Sep. 30, 2021									$ 306	104,231	85,545	190,082
Balance (in shares) at Dec. 31, 2021									30,785
Balance at Dec. 31, 2021									$ 308	104,126	77,801	182,235
Stock-based compensation									0	230	0	230
Cancellation of redeemable noncontrolling interests									0	3,415	0	3,415
Net income (loss)									$ 0	0	(11,908)	(11,908)
Stock issued on redemption of convertible note (in shares)	232
Stock issued on redemption of convertible note	$ 2	$ 998	$ 0	$ 1,000
Stock issued on redemption of related party convertible notes					$ 20	$ 8,980	$ 0	$ 9,000
Balance (in shares) at Sep. 30, 2022									32,983
Balance at Sep. 30, 2022									$ 330	117,749	65,893	183,972
Balance (in shares) at Jun. 30, 2022									32,983
Balance at Jun. 30, 2022									$ 330	114,212	64,281	178,823
Stock-based compensation									0	122	0	122
Cancellation of redeemable noncontrolling interests									0	3,415	0	3,415
Net income (loss)									$ 0	0	1,612	1,612
Balance (in shares) at Sep. 30, 2022									32,983
Balance at Sep. 30, 2022									$ 330	$ 117,749	$ 65,893	$ 183,972
Stock issued on redemption of related party convertible notes (in shares)					1,966