Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Details)

Commitments and Contingencies - Additional Information (Details) - USD ($) $ in Thousands													3 Months Ended
	Aug. 04, 2020	Feb. 18, 2020	Dec. 12, 2019	Nov. 22, 2019	Nov. 01, 2019	Oct. 16, 2019	Sep. 12, 2019	Aug. 29, 2019	Aug. 27, 2019	Aug. 15, 2019	Jul. 22, 2019	Jun. 19, 2019	Dec. 31, 2020	Sep. 30, 2019
Loss Contingencies [Line Items]
Liability for remaining lease payments and early termination charges													$ 405	$ 724
Second Lease Modification Agreement
Loss Contingencies [Line Items]
Lease payment for partial satisfaction of past due rent and costs											$ 141
ApplianceSmart Inc \| Settled Litigation \| Martin Drive, LLC
Loss Contingencies [Line Items]
Award value								$ 265
ApplianceSmart Inc \| Settled Litigation \| Business Center, LLC
Loss Contingencies [Line Items]
Litigation settlement amount										$ 130
ApplianceSmart Inc \| Settled Litigation \| Graceland Retail
Loss Contingencies [Line Items]
Loss contingency, damages sought, value												$ 940
ApplianceSmart Inc \| Minimum \| Settled Litigation \| CH Robinson Worldwide, Inc.
Loss Contingencies [Line Items]
Loss contingency, damages sought, value									$ 140
Marquis
Loss Contingencies [Line Items]
Heating ventilation and air conditioning installation commitment amount													$ 1,100
Valassis Digital Corp \| ApplianceSmart Inc
Loss Contingencies [Line Items]
Loss contingency, damages sought, value	$ 700
Crossroads Center LLC \| ApplianceSmart Inc \| Minimum
Loss Contingencies [Line Items]
Loss contingency, damages sought, value			$ 64
Haier US Appliance Solutions, Inc. \| ApplianceSmart Inc
Loss Contingencies [Line Items]
Loss contingency, damages sought, value				$ 250
OIRE Minnesota, L.L.C. \| ApplianceSmart Inc
Loss Contingencies [Line Items]
Litigation settlement amount		$ 20
OIRE Minnesota, L.L.C. \| ApplianceSmart Inc \| Minimum
Loss Contingencies [Line Items]
Loss contingency, damages sought, value					$ 60
VanMile, LLC \| ApplianceSmart Inc
Loss Contingencies [Line Items]
Loss contingency, damages sought, value						$ 15
Fisher & Paykel Appliances \| ApplianceSmart Inc \| Minimum
Loss Contingencies [Line Items]
Loss contingency, damages sought, value							$ 100
Reynoldsburg Landlord
Loss Contingencies [Line Items]
Attorney fees, and other charges											$ 1,530