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Comprehensive Income (Loss) (Details) (USD $)	Aug. 31, 2013	Feb. 28, 2013
Unrealized holding gains (losses) on cash flow hedges	$ (1,843,000)	$ (2,729,000)
Interest rate swaps
Unrealized holding gains (losses) on cash flow hedges	(1,958,000)	(3,135,000)
Net deferred tax benefits	1,050,000	1,690,000
Foreign currency contracts
Unrealized holding gains (losses) on cash flow hedges	115,000	406,000
Net deferred tax expense	$ 30,000	$ 90,000

X

- Definition

Accumulated change, net of tax, in accumulated gains and losses from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from unrealized losses in other comprehensive income.

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