Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Income Taxes [Line Items]
U.S. federal corporate tax rate	21.00%	33.72%
Net operating loss carryforward limitation in use, description	Because the Company’s valuation allowance against these deferred assets was also remeasured, there was no impact to the Company’s income tax provision in fiscal 2017, see the reconciliation table between the statutory and effective income tax rates. The 2017 Tax Act allows for the indefinite carryforward of future net operating losses and imposes an annual limitation on the utilization of future losses, based on 80% of taxable income
Net operating loss carryforward limitation period	20 years
Tax cuts and jobs act of 2017, annual limitations on net operating loss carryforward percentage of taxable income	80.00%
Federal net operating loss carry forwards expiration period minimum	2022
Federal net operating loss carry forwards expiration period maximum	2036
Net operating loss carryforwards not subject to expiration	$ 19,700
Refundable AMT tax credit	151	$ 2,141
Tax cuts and jobs act of 2017, change in tax rate, income tax benefit recognized		2,100
Tax cuts and jobs act of 2017, change in tax rate, receivable	2,300	$ 2,100
Tax cuts and jobs act of 2017, change in tax rate, receivable realization period		over the next four fiscal years
Tax cuts and jobs act of 2017, change in tax rate, additional income tax benefit recognized	200
Deferred tax assets	52,600
Deferred tax liabilities	4,100
Deferred tax assets, valuation allowance	48,543	$ 47,663
Liability for unrecognized tax benefits	2,000	2,000
Income taxes paid	100	100	$ 100
Accumulated Deficit
Income Taxes [Line Items]
Reclassification to accumulated deficitt from accumulated other comprehensive income (loss)		2,108
Prior period reclassification to accumulated deficitt from accumulated other comprehensive income (loss)		$ 1,400
Federal
Income Taxes [Line Items]
Net operating loss carryforwards subject to expiration	141,500
State and Local Jurisdiction
Income Taxes [Line Items]
Net operating loss carryforwards	89,400
Canada
Income Taxes [Line Items]
Net operating loss carryforwards	$ 3,300
Maximum
Income Taxes [Line Items]
U.S. federal corporate tax rate		35.00%
Maximum | State and Local Jurisdiction
Income Taxes [Line Items]
Net operating loss carryforwards expiration year	2038
Maximum | Canada
Income Taxes [Line Items]
Net operating loss carryforwards expiration year	2038
Minimum | State and Local Jurisdiction
Income Taxes [Line Items]
Net operating loss carryforwards expiration year	2019
Minimum | Canada
Income Taxes [Line Items]
Net operating loss carryforwards expiration year	2025