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Revenue Recognition - Textuals (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2021	Jan. 31, 2020	Feb. 01, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Customer Refund Liability, Current	$ 99,355	$ 233,418
Contract liability	5,900	5,900
Revenue recognized related to contract liabilities	4,500
Contract assets	0	0
Impact of Adoption of ASC 606
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Reduction in stockholders equity			$ 53,700
Customer Refund Liability, Current	$ 99,400	$ 233,400

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- Definition

Decrease in stockholders equity due to cumulative effect of new accounting principle in period of adoption.

+ References

No definition available.

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130549-203045

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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