Restructuring and Long-lived Asset Impairment (Details) $ in Thousands	3 Months Ended	6 Months Ended		10 Months Ended	12 Months Ended
	Jun. 30, 2020 USD ($) location	Jun. 30, 2020 USD ($) location	Dec. 31, 2019 USD ($)	Jun. 30, 2020 USD ($) location	Jun. 30, 2020 USD ($) location	Sep. 03, 2019 USD ($)	Jun. 30, 2019 location
2019 Strategic Shift
Closed/divested | location					64
Temporarily closed | location					5
Number of stores | location	164	164		164	164		227
Restructuring Costs
Charged to expense	$ 5,247
Long-lived Asset Impairment
Number of locations with impaired long-lived assets | location	10	10		10	10
Long-lived asset impairment	$ 0	$ 6,569
Leasehold improvements
Long-lived Asset Impairment
Long-lived asset impairment		2,400
Furniture and equipment
Long-lived Asset Impairment
Long-lived asset impairment		2,600
Operating lease right-of-use assets
Long-lived Asset Impairment
Long-lived asset impairment		$ 1,600
Lease Termination Costs
Restructuring Costs
Charged to expense	656
Other associated costs
Restructuring Costs
Charged to expense	4,483
Selling, general, and administrative | One-time termination benefits
Restructuring Costs
Charged to expense	51
Costs applicable to revenue | Incremental inventory reserve charges
Restructuring Costs
Charged to expense	$ 57
2019 Strategic Shift
2019 Strategic Shift
Number of distribution centers closed | location				3
Number of distribution centers reopened and repurposed | location	1	1		1	1
Restructuring Costs
Charged to expense		$ 12,118
Gain from derecognition of the operating lease assets and liabilities relating to the terminated leases		4,400	$ 1,300
Long-lived Asset Impairment
Long-lived asset impairment		6,500
2019 Strategic Shift | Minimum
2019 Strategic Shift
Expected incurred costs	$ 78,600	78,600		$ 78,600	$ 78,600
Additional costs to be incurred	5,600	5,600		5,600	5,600
2019 Strategic Shift | Maximum
2019 Strategic Shift
Expected incurred costs	88,600	88,600		88,600	88,600
Additional costs to be incurred	10,600	10,600		10,600	10,600
2019 Strategic Shift | One-time termination benefits
Restructuring Costs
Beginning balance		722
Charged to expense		231	1,008
Paid or otherwise settled		(879)	(286)
Ending balance	74	74	722	74	74
2019 Strategic Shift | One-time termination benefits | Minimum
2019 Strategic Shift
Expected incurred costs						$ 1,200
2019 Strategic Shift | Contract termination
Restructuring Costs
Charged to expense		5,690	1,350
Paid or otherwise settled		(5,690)	(1,350)
2019 Strategic Shift | Lease Termination Costs
Restructuring Costs
Charged to expense		1,245		7,000
2019 Strategic Shift | Lease Termination Costs | Minimum
2019 Strategic Shift
Expected incurred costs						15,000
2019 Strategic Shift | Lease Termination Costs | Maximum
2019 Strategic Shift
Expected incurred costs						20,000
2019 Strategic Shift | Incremental inventory reserve charges
2019 Strategic Shift
Expected incurred costs						42,400
2019 Strategic Shift | Other associated costs
2019 Strategic Shift
Incurred costs	14,400	14,400		14,400	14,400
Restructuring Costs
Beginning balance		285
Charged to expense		10,099	4,321	14,400
Paid or otherwise settled		(9,103)	(4,036)
Ending balance	1,281	1,281	285	1,281	1,281
2019 Strategic Shift | Other associated costs | Minimum
2019 Strategic Shift
Expected incurred costs						20,000
2019 Strategic Shift | Other associated costs | Maximum
2019 Strategic Shift
Expected incurred costs						$ 25,000
2019 Strategic Shift | Restructuring costs excluding incremental inventory reserve charges
Restructuring Costs
Beginning balance		1,007
Charged to expense		16,020	6,679
Paid or otherwise settled		(15,672)	(5,672)
Ending balance	1,355	1,355	$ 1,007	$ 1,355	$ 1,355
2019 Strategic Shift | Selling, general, and administrative | One-time termination benefits
Restructuring Costs
Charged to expense		231
2019 Strategic Shift | Selling, general, and administrative | Other associated costs
Restructuring Costs
Charged to expense	4,400	9,700
2019 Strategic Shift | Costs applicable to revenue | Incremental inventory reserve charges
Restructuring Costs
Charged to expense		543
2019 Strategic Shift | Costs applicable to revenue | Other associated costs
Restructuring Costs
Charged to expense	$ 100	$ 400
2019 Strategic Shift | Outdoor Lifestyle Locations
2019 Strategic Shift
Closed/divested | location				39
2019 Strategic Shift | Specialty Retail locations
2019 Strategic Shift
Closed/divested | location				19