Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Statement of Comprehensive Income [Abstract]
Consolidated net loss	$ (54,456)	$ (6,282)
Other comprehensive loss:
Unrealized gain on cash flow hedges, net of expense for taxes of $0 and $95	4	149
Other comprehensive income	4	149
Comprehensive loss	(54,452)	(6,133)
Less: Comprehensive loss attributable to noncontrolling interests	(3,547)	(379)
Comprehensive loss attributable to stockholders of Overstock.com, Inc.	$ (50,905)	$ (5,754)