BUSINESS SEGMENTS (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Segment reporting information
Gain (Loss) on Disposition of Business			$ 10,705,000	$ 0
Revenue, net	$ 731,651,000	$ 347,099,000	1,865,768,000	1,088,537,000
Cost of goods sold	560,883,000	277,551,000	1,439,278,000	871,966,000
Gross profit	170,768,000	69,548,000	426,490,000	216,571,000
Operating expenses	141,219,000	99,678,000	384,042,000	308,497,000
Other income (expense), net	(7,703,000)	(4,389,000)	(5,093,000)	(12,855,000)
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax	21,846,000	(34,519,000)	37,355,000	(104,781,000)
Provision for income taxes	620,000	23,000	1,313,000	279,000
Net income (loss)	21,226,000	(34,542,000)	36,042,000	(105,060,000)
Retail Total
Segment reporting information
Revenue, net	717,695,000	340,798,000	1,824,249,000	1,070,898,000
Cost of goods sold	548,982,000	272,545,000	1,403,418,000	858,169,000
Gross profit	168,713,000	68,253,000	420,831,000	212,729,000
Operating expenses	125,458,000	77,641,000	333,284,000	244,571,000
Other income (expense), net	(205,000)	137,000	(621,000)	312,000
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax	43,050,000	(9,251,000)	86,926,000	(31,530,000)
tZero.com, Inc.
Segment reporting information
Revenue, net	11,151,000	5,662,000	34,127,000	15,709,000
Cost of goods sold	9,098,000	4,367,000	28,634,000	11,867,000
Gross profit	2,053,000	1,295,000	5,493,000	3,842,000
Operating expenses	10,613,000	14,114,000	34,087,000	41,410,000
Other income (expense), net	(3,848,000)	(475,000)	(6,898,000)	(1,098,000)
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax	(12,408,000)	(13,294,000)	(35,492,000)	(38,666,000)
MVI [Member]
Segment reporting information
Revenue, net	2,805,000	639,000	7,230,000	1,930,000
Cost of goods sold	2,803,000	639,000	7,226,000	1,930,000
Gross profit	2,000	0	4,000	0
Operating expenses	2,923,000	4,427,000	8,374,000	11,583,000
Other income (expense), net	(3,650,000)	(4,057,000)	2,423,000	(12,068,000)
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax	(6,571,000)	(8,484,000)	(5,947,000)	(23,651,000)
Other
Segment reporting information
Revenue, net	0	0	162,000	0
Cost of goods sold	0	0	0	0
Gross profit	0	0	162,000	0
Operating expenses	2,225,000	3,496,000	8,297,000	10,933,000
Other income (expense), net	0	6,000	3,000	(1,000)
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax	(2,225,000)	(3,490,000)	(8,132,000)	(10,934,000)
Intersegment Eliminations [Member]
Segment reporting information
Other income (expense), net	$ 1,300,000	$ 739,000	$ 3,600,000	$ 1,700,000