Income Taxes - Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 02, 2019	Feb. 03, 2018	Jan. 28, 2017
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Beginning balance	$ 16,771	$ 12,983	$ 12,585
Additions:
Tax positions related to the prior year	25,822	3,129	667
Tax positions related to the current year	267	222	106
Reductions:
Tax positions related to the prior year	(2,934)	(355)	(286)
Tax positions related to the current year	(449)	(303)	0
Settlements	0	0	0
Expiration of statutes of limitations	0	(206)	0
Decrease in foreign currency translation	(726)		(89)
Increase in foreign currency translation		1,301
Ending balance	$ 38,751	$ 16,771	$ 12,983

Unrecognized Tax Benefits, Additions [Abstract]

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Unrecognized Tax Benefits, Reductions [Abstract]

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of unrecognized tax benefits.

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Amount of decrease in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of decrease in unrecognized tax benefits resulting from foreign currency translation.

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Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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