Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Revenue, net
Net revenue	$ 612,659	$ 689,390	$ 794,536	$ 659,861	$ 669,666	$ 717,695	$ 766,956	$ 339,598	$ 2,756,446	$ 2,493,915	$ 1,434,974
Cost of Revenue [Abstract]
Cost of goods sold	473,815	532,682	619,710	506,337	519,141	548,982	589,044	265,392	2,132,544	1,922,559	1,147,025
Gross profit	138,844	156,708	174,826	153,524	150,525	168,713	177,912	74,206	623,902	571,356	287,949
Operating expenses:
Sales and marketing	67,970	75,650	85,272	73,538	73,862	71,292	79,215	36,345	302,430	260,714	140,604
Technology	30,917	31,178	30,383	30,523	29,970	29,934	29,063	27,281	123,001	116,248	113,023
General and administrative	20,837	21,031	22,660	22,871	24,332	28,625	20,837	23,885	87,399	97,679	96,729
Total operating expenses	119,724	127,859	138,315	126,932	128,164	129,851	129,115	87,511	512,830	474,641	350,356
Operating income (loss)	19,120	28,849	36,511	26,592	22,361	38,862	48,797	(13,305)	111,072	96,715	(62,407)
Interest Income (Expense), Net	(132)	(139)	(130)	(155)	(199)	(264)	(364)	(11)	(556)	(838)	1,201
Other income (expense), net	12,507	(79)	298	(226)	595	59	246	(287)	12,500	613	(642)
Income (loss) before income taxes from continuing operations	31,495	28,631	36,679	26,211	22,757	38,657	48,679	(13,603)	123,016	96,490	(61,848)
Provision (benefit) for income taxes	(1,447)	(1,795)	(45,726)	193	(393)	753	840	163	(48,775)	1,363	1,060
Income (loss) from continuing operations	32,942	30,426	82,405	26,018	23,150	37,904	47,839	(13,766)	171,791	95,127	(62,908)
Income (loss) from discontinued operations, net of income taxes	0	0	227,372	(10,126)	(13,021)	(16,678)	(13,458)	(5,799)	217,246	(48,956)	(71,812)
Consolidated net income (loss)	32,942	30,426	309,777	15,892	10,129	21,226	34,381	(19,565)	389,037	46,171	(134,720)
Less: Net loss attributable to noncontrolling interests from discontinued operations	0	0	(134)	(201)	(2,458)	(2,165)	(1,975)	(3,232)	(335)	(9,830)	(12,879)
Net income (loss) attributable to stockholders of Overstock.com, Inc.	$ 32,942	$ 30,426	$ 309,911	$ 16,093	$ 12,587	$ 23,391	$ 36,356	$ (16,333)	$ 389,372	$ 56,001	$ (121,841)
Net income (loss) attributable to common shares—basic, continuing operations	$ 0.69	$ 0.64	$ 1.73	$ 0.57	$ 0.48	$ 0.81	$ 1.12	$ (0.34)	$ 3.60	$ 2.13	$ (1.81)
Net income (loss) attributable to common shares—basic, discontinued operations	0	0	4.78	(0.23)	(0.22)	(0.31)	(0.27)	(0.06)	4.58	(0.88)	(1.65)
Total	0.69	0.64	6.51	0.34	0.26	0.50	0.85	(0.40)	8.18	1.25	(3.46)
Net income (loss) attributable to common shares—diluted, continuing operations	0.68	0.63	1.72	0.56	0.48	0.81	1.11	(0.34)	3.57	2.12	(1.81)
Net income (loss) attributable to common shares—diluted, discontinued operations	0	0	4.75	(0.23)	(0.22)	(0.31)	(0.27)	(0.06)	4.54	(0.88)	(1.65)
Total	$ 0.68	$ 0.63	$ 6.47	$ 0.33	$ 0.26	$ 0.50	$ 0.84	$ (0.40)	$ 8.11	$ 1.24	$ (3.46)
Weighted average shares of common stock outstanding:
Basic	43,016	43,014	43,009	42,885	42,765	41,595	40,329	40,158	42,981	41,217	34,865
Diluted	43,370	43,324	43,314	43,320	43,326	42,202	40,590	40,158	43,332	41,607	34,865