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Financial Instruments and Risk Management (Details 3) (Designated as cash flow hedging instruments, USD $) In Thousands, unless otherwise specified | May 31, 2012 | Feb. 29, 2012
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Accrued Expenses and Other Current Liabilities |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative Liabilities | $ 3,464 | $ 3,694
Other Liabilities, Noncurrent |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative Liabilities | 4,207 | 5,022
Prepaid Expenses and Other Current Assets |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative assets | 382 |
Foreign currency contracts | Canadian |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Notional Amount | 7,000 | 7,000
Foreign currency contracts | Canadian | Accrued Expenses and Other Current Liabilities |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative Liabilities |  | 163
Foreign currency contracts | Canadian | Prepaid Expenses and Other Current Assets |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative assets | 120 |
Foreign currency contracts | Pounds |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Notional Amount | 5,750 |
Foreign currency contracts | Euros | Prepaid Expenses and Other Current Assets |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative assets | 262 |
Interest rate swaps |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Notional Amount | 75,000 | 75,000
Interest rate swaps | Accrued Expenses and Other Current Liabilities |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative Liabilities | 3,464 | 3,531
Interest rate swaps | Other Liabilities, Noncurrent |  |
Fair values of derivative instruments in the consolidated balance sheet |  |
Derivative Liabilities | $ 4,207 | $ 5,022

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- Definition Fair value of derivative asset, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph a -Clause 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Fair value of derivative liability, presented on a gross basis even when the derivative instrument is subject to master netting arrangements and qualifies for net presentation in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (a),(c) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5624163-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 44C -Subparagraph a -Clause 1 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 133 -Paragraph 205G -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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