STOCK-BASED COMPENSATION (Details 2) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
May 04, 2019	May 05, 2018
Stock-based compensation
Allocated Share-based Compensation Expense	$ 7,759	$ 8,797
Vesting period (in years)	1 year	3 years
Cost of Sales [Member]
Stock-based compensation
Allocated Share-based Compensation Expense	$ 1,000	$ 1,000
Restricted Stock Units (RSUs) [Member]
Stock-based compensation
Allocated Share-based Compensation Expense	4,150	3,813
Performance Awards Member
Stock-based compensation
Allocated Share-based Compensation Expense	$ 3,609	$ 4,984
Percentage of Target Shares paid out if final operating income below threshold (as a percent)	100.00%
Unvested awards at the beginning of the period (in shares)	352
Vested (in shares)	(349)
Forfeited (in shares)	(1)
Unvested awards at the end of the period (in shares)	183
Weighted Average Grant Date Fair Value
Unvested awards at the beginning of the period (in dollars per share)	$ 90.66
Vested (in dollars per share)	75.83
Forfeited (in dollars per share)	126.47
Unvested awards at the end of the period (in dollars per share)	$ 104.17
Unrecognized costs and period of recognition
Unrecognized stock-based compensation expense (in dollars)	$ 6,100
Weighted average period for recognition of unrecognized stock-based compensation expense (in years)	1 year 2 months 12 days

The percentage payout if final operating income below threshold.

No definition available.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- References

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Unrecognized cost of unvested share-based compensation awards.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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- Definition

Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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