Segment Reporting - Information Concerning Business Activities (Details)	3 Months Ended
	Mar. 31, 2020 USD ($) segment	Mar. 31, 2019 USD ($)
Segment Reporting [Abstract]
Number of reportable segments | segment	2
Number of operating segments | segment	2
Segment Reporting Information [Line Items]
Revenues	$ 353,477,000	$ 445,168,000
Segment operating (losses) earnings	(19,940,000)	5,253,000
Depreciation and amortization	4,473,000	3,589,000
Property and equipment additions	2,212,000	8,351,000
Property and equipment acquired under finance leases		600,000
Leasehold Improvements
Segment Reporting Information [Line Items]
Property and equipment additions	100,000
Marketing
Segment Reporting Information [Line Items]
Revenues	337,221,000	429,761,000
Depreciation and amortization	2,007,000	2,122,000
Property and equipment additions	2,032,000	1,654,000
Inventory liquidation (losses) gains	(24,200,000)	4,500,000
Transportation
Segment Reporting Information [Line Items]
Revenues	16,256,000	15,407,000
Depreciation and amortization	2,466,000	1,467,000
Property and equipment additions	41,000	6,697,000
Other
Segment Reporting Information [Line Items]
Revenues	0	0
Depreciation and amortization	0	0
Property and equipment additions	139,000	0
Operating Segments
Segment Reporting Information [Line Items]
Segment operating (losses) earnings	(17,046,000)	7,937,000
Operating Segments | Marketing
Segment Reporting Information [Line Items]
Segment operating (losses) earnings	(17,651,000)	7,098,000
Operating Segments | Transportation
Segment Reporting Information [Line Items]
Segment operating (losses) earnings	605,000	839,000
Operating Segments | Other
Segment Reporting Information [Line Items]
Segment operating (losses) earnings	0	0
Intersegment
Segment Reporting Information [Line Items]
Revenues	$ 0	$ 0