Income Taxes - Income Tax Expense from Corporation's Continuing Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
Feb. 29, 2016	Feb. 28, 2015	Feb. 28, 2014
Current:
Federal	$ 43,800	$ 61,049	$ 26,018
International	(39)	(58)	8,027
State and local	449	5,965	6,044
Current, Total	44,210	66,956	40,089
Deferred	16,937	(21,357)	22,615
Income tax expense	$ 61,147	$ 45,599	$ 62,704

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
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Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Current Tax Expense (or Benefit)
-URI http://asc.fasb.org/extlink&oid=6509736

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Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

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Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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