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Common Stock & Share-Based Incentive Plans - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands					3 Months Ended	9 Months Ended	12 Months Ended
	Feb. 09, 2021	Jan. 04, 2021	Jan. 04, 2021	Nov. 16, 2020	Mar. 31, 2021	Apr. 02, 2022	Jun. 30, 2021	Sep. 15, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Threshold percentage on change in ownership of common stock						4.50%
Shares issued in connection with rights offering					$ 58,989
Osmium Partners LLC \| Backstop Commitment Agreement
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of new shares exchanged for business close		1	1
Subscription period for rights offering expired		Feb. 01, 2021
Rights offering expects to close period		Feb. 09, 2021
Osmium Partners LLC \| Backstop Commitment Agreement \| Warrant
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Warrants to purchase common stock	10,000,000
Exercise price of warrant	$ 1.65
Warrants term	5 years
Warrant right expense						$ 2,500
Osmium Partners LLC \| Backstop Commitment Agreement \| Rights Offering
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares issued in connection with rights offering		$ 40,000		$ 40,000
Rights offering proposed to conduct, purchase price per share				$ 1.10
Aggregate purchase price of common stock	$ 40,000
Stock Issued	$ 14,500					14,500
Osmium Partners LLC \| Backstop Commitment Agreement \| Rights Offering \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares issued in connection with rights offering		19,800
Backstop Party \| Osmium Partners LLC \| Backstop Commitment Agreement \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares issued in connection with rights offering		$ 20,200
Rights offering proposed to conduct, purchase price per share	$ 1.10
Backstop party receive backstop fee	$ 2,000					$ 2,000
Backstop Party \| Osmium Partners LLC \| Backstop Commitment Agreement \| Rights Offering \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Rights offering proposed to conduct, purchase price per share		$ 1.10	$ 1.10	$ 1.10
Minimum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period (in years)						3 years
Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period (in years)						4 years
Maximum \| Eligible Holders \| Osmium Partners LLC \| Backstop Commitment Agreement \| Rights Offering \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares issued in connection with rights offering		$ 24,000		$ 24,000
Maximum \| Backstop Party \| Osmium Partners LLC \| Backstop Commitment Agreement \| Rights Offering \| Common Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares issued in connection with rights offering (shares)		16,000,000
Principal and Chief Operating Officer Inducement Time-based Award \| Marc Katz
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares awarded								867,052
Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Awards outstanding						500,895	1,708,368
Principal and Chief Operating Officer Inducement Performance-based Restricted Stock Units Award \| Marc Katz
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares awarded								867,052
Principal and Chief Merchant Inducement Time-based Award \| Paul Metcalf
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares awarded								289,017
Principal and Chief Merchant Inducement Performance-based Restricted Stock Units Award [Member] \| Paul Metcalf
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Shares awarded								578,035
Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Awards outstanding						8,419,829	3,021,924
Weighted average grant date fair value of awards granted (in dollars per share)						$ 2.02
Plans and Inducement Awards \| Restricted Stock Awards
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Awards outstanding						500,895
Weighted average grant date fair value of awards granted (in dollars per share)						$ 1.70
Plans and Inducement Awards \| Restricted Stock Awards \| Minimum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period (in years)						1 year
Plans and Inducement Awards \| Restricted Stock Awards \| Maximum
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Vesting period (in years)						5 years
Plans and Inducement Awards \| Restricted Stock Units
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Awards outstanding						8,419,829
Weighted average grant date fair value of awards granted (in dollars per share)						$ 2.29
2014 Plan \| Performance-Based Restricted Stock Awards, Performance-Based Restricted Stock Units to be Settled in Stock
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Awards outstanding						3,839,496
2014 Plan \| Performance-Based Restricted Stock Awards, Restricted Stock Units Payable in Cash
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Liability associated with cash settled awards						$ 400	$ 1,700