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Derivative Financial Instruments | 12 Months Ended
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Jan. 31, 2017
Derivative Instruments And Hedging Activities Disclosure [Abstract] |
Derivative Financial Instruments | NOTE 5 – DERIVATIVE FINANCIAL INSTRUMENTS As of January 31, 2017, the Company’s entire net forward contracts hedging portfolio consisted of 20.0 million Swiss francs equivalent, 5.9 million Euros equivalent and 4.8 million British Pounds equivalent with various expiry dates ranging through July 6, 2017. The following table summarizes the fair value and presentation in the Consolidated Balance Sheets for derivatives as of January 31, 2017 and 2016 (in thousands):
| Asset Derivatives |  |  | Liability Derivatives |
| Balance Sheet Location |  | 2017 Fair Value |  |  | 2016 Fair Value |  |  | Balance Sheet Location |  | 2017 Fair Value |  |  | 2016 Fair Value |
Derivatives not designated as hedging instruments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign Exchange Contracts | Other Current Assets |  | $ | 145 |  |  | $ | 1 |  |  | Accrued Liabilities |  | $ | 211 |  |  | $ | 1,163 |
Total Derivative Instruments |  |  | $ | 145 |  |  | $ | 1 |  |  |  |  | $ | 211 |  |  | $ | 1,163 |
| Asset Derivatives |  |  | Liability Derivatives |
| Balance Sheet Location |  | 2017 Fair Value |  |  | 2016 Fair Value |  |  | Balance Sheet Location |  | 2017 Fair Value |  |  | 2016 Fair Value |
Derivatives designated as hedging instruments: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Foreign Exchange Contracts | Other Current Assets |  | $ | — |  |  | $ | 63 |  |  | Accrued Liabilities |  | $ | — |  |  | $ | — |
Total Derivative Instruments |  |  | $ | — |  |  | $ | 63 |  |  |  |  | $ | — |  |  | $ | — |
As of January 31, 2017 and 2016, the balance of deferred net gains on derivative financial instruments documented as cash flow hedges included in accumulated other comprehensive income (“AOCI”) were immaterial for both periods, respectively. The maximum length of time the Company hedges its exposure to the fluctuation in future cash flows for forecasted transactions is 24 months. For the fiscal year ended January 31, 2017, the Company reclassified from AOCI to earnings $0.4 million of net gains, net of tax of $0.1 million. For the fiscal year ended January 31, 2016, the amount the Company reclassified from AOCI to earnings was immaterial. No ineffectiveness has been recorded in fiscal years 2017 and 2016, respectively.

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- Definition The entire disclosure for derivative instruments and hedging activities including, but not limited to, risk management strategies, non-hedging derivative instruments, assets, liabilities, revenue and expenses, and methodologies and assumptions used in determining the amounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6441202&loc=d3e80720-113993 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41620-113959 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579240-113959 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624177-113959 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80784-113994 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41641-113959 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5579245-113959 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624258-113959 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994 Reference 12: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4K -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5708775-113959 Reference 13: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4J -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5708773-113959 Reference 14: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959 Reference 15: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5580258-113959 Reference 16: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4E -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624181-113959 Reference 17: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 Reference 18: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=64837297&loc=d3e41638-113959 Reference 19: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(n)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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