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SIGNIFICANT ACCOUNTING POLICIES (Detail Textuals) - USD ($) $ in Thousands |  | 12 Months Ended |
--- | --- | --- | ---
Apr. 01, 2015 | Jan. 31, 2017 | Jan. 31, 2016 | Jan. 31, 2015 | Feb. 29, 2016
Accounting Policies [Abstract] |  |  |  |  |
Stock split of common stock | two-for-one |  |  |  |
Anti-dilutive shares excluded from diluted net income per share calculation |  | 384,000 | 165,000 | 160,000 |
Common stock issued in connection with exercise or vesting of equity awards |  | 194,618 | 270,630 | 620,036 |
Treasury shares re-issued in connection with the exercise or vesting of equity awards |  | 291,181 | 317,143 |  |
Advertising expense |  | $ 89,500 | $ 81,900 | $ 71,500 |
Prepaid advertising |  | 7,800 | 7,200 |  |
Accounting Policies [Line Items] |  |  |  |  |
Decrease in net cash used in operating activities |  | 105,695 | $ 74,296 | $ 88,639 |
Impairment charge with respect to leasehold improvements and furniture and fixture |  | $ 10,480 |  |  |
Additional diluted common shares included in diluted net income per share |  | 1,086,000 | 1,184,000 | 1,126,000 |
Selling, general and administrative expenses |  | $ 704,436 | $ 628,762 | $ 571,990 |
Debt instrument interest rate |  | 2.00% |  |  |
Debt discount |  |  |  |  |
Excess tax benefits and deficiencies, stock compensation |  | $ 3,100 |  |  |
Recognition of excess tax benefits on diluted shares |  | $0.07 |  |  |
Kingdom Holding 1 BV ("KH1") |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Percentage of ownership interest |  | 19.00% |  |  | 19.00%
LVMH Note |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Debt instrument interest rate |  | 2.00% |  |  |
Debt discount |  | $ 40,000 |  |  |
Effects of Recently Issued Accounting Pronouncements |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Additional diluted common shares included in diluted net income per share |  | 207,000 |  |  |
KL North America BV ("KLNA") | Equity method of accounting |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Percentage of ownership interest |  | 49.00% |  |  |
Wholesale shipping and handling costs |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Selling, general and administrative expenses |  | $ 89,500 | 73,100 | 62,400 |
Retail shipping and handling costs |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Selling, general and administrative expenses |  | $ 9,600 | $ 9,900 | $ 8,400 |
Minimum |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Intangible assets, estimated useful lives |  | 3 years |  |  |
Minimum | Restricted Stock Units (RSUs) |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Vesting and exercise period of awards |  | 3 years |  |  |
Minimum | Restricted Stock Units (RSUs) | Long-Term Incentive Stock Plan |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Vesting and exercise period of awards |  | 3 years |  |  |
Maximum |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Intangible assets, estimated useful lives |  | 17 years |  |  |
Maximum | Restricted Stock Units (RSUs) |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Vesting and exercise period of awards |  | 5 years |  |  |
Maximum | Restricted Stock Units (RSUs) | Long-Term Incentive Stock Plan |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Vesting and exercise period of awards |  | 5 years |  |  |
Maximum | Stock Options | Long-Term Incentive Stock Plan |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |
Vesting and exercise period of awards |  | 10 years |  |  |

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- Definition Accounting Policies [Line Items] + References No definition available. + Details
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- Definition Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP). + References No definition available. + Details
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- Definition Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Antidilution -URI http://asc.fasb.org/extlink&oid=6505113 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Diluted Earnings Per Share -URI http://asc.fasb.org/extlink&oid=6510752 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Contingent Stock Agreement -URI http://asc.fasb.org/extlink&oid=6508534 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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- Definition Amount of consideration paid in advance for advertising that provides economic benefits within a future period of one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (g)(6) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6676-107765 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 35 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420018&loc=d3e36677-107848 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68072981&loc=d3e8275-108329 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 05 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68074540&loc=d3e5865-108316 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6787-107765 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Current Assets -URI http://asc.fasb.org/extlink&oid=6509628 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 05 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=68074540&loc=d3e5879-108316 + Details
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- Definition Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(28)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 + Details
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