BUSINESS SEGMENTS (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment reporting information
Gain (Loss) on Disposition of Business			$ 10,705,000	$ 0
Revenue, net	$ 782,544,000	$ 373,709,000	1,134,117,000	741,438,000
Cost of goods sold	602,662,000	299,810,000	878,395,000	594,415,000
Gross profit	179,882,000	73,899,000	255,722,000	147,023,000
Operating expenses	140,839,000	99,677,000	242,823,000	208,819,000
Other income (expense), net	(4,145,000)	(2,470,000)	2,610,000	(8,466,000)
Pre-tax income (loss)	34,898,000	(28,248,000)	15,509,000	(70,262,000)
Provision for income taxes	517,000	(622,000)	693,000	256,000
Net income (loss)	34,381,000	(27,626,000)	14,816,000	(70,518,000)
Retail Total
Segment reporting information
Revenue, net	766,956,000	367,475,000	1,106,554,000	730,100,000
Cost of goods sold	589,044,000	294,984,000	854,436,000	585,624,000
Gross profit	177,912,000	72,491,000	252,118,000	144,476,000
Operating expenses	124,991,000	81,596,000	207,826,000	166,929,000
Other income (expense), net	(117,000)	40,000	(416,000)	175,000
Pre-tax income (loss)	52,804,000	(9,065,000)	43,876,000	(22,278,000)
tZero.com, Inc.
Segment reporting information
Revenue, net	12,737,000	5,551,000	22,976,000	10,047,000
Cost of goods sold	10,769,000	4,143,000	19,536,000	7,500,000
Gross profit	1,968,000	1,408,000	3,440,000	2,547,000
Operating expenses	11,216,000	11,743,000	23,474,000	27,297,000
Other income (expense), net	(1,268,000)	340,000	(3,050,000)	(623,000)
Pre-tax income (loss)	(10,516,000)	(9,995,000)	(23,084,000)	(25,373,000)
MVI [Member]
Segment reporting information
Revenue, net	2,851,000	683,000	4,425,000	1,291,000
Cost of goods sold	2,849,000	683,000	4,423,000	1,291,000
Gross profit	2,000	0	2,000	0
Operating expenses	2,543,000	2,903,000	5,451,000	7,157,000
Other income (expense), net	(2,760,000)	(2,847,000)	6,073,000	(8,011,000)
Pre-tax income (loss)	(5,301,000)	(5,750,000)	624,000	(15,168,000)
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	2,089,000	3,435,000	6,072,000	7,436,000
Other income (expense), net	0	(3,000)	3,000	(7,000)
Pre-tax income (loss)	(2,089,000)	(3,438,000)	(5,907,000)	(7,443,000)
Intersegment Eliminations [Member]
Segment reporting information
Other income (expense), net	$ 1,200,000	$ 491,000	$ 2,300,000	$ 907,000