Debt (Accounts Receivable Facility) - Additional Information (Detail) - Accounts Receivable Facility [Member] $ in Thousands	12 Months Ended
Feb. 29, 2016 USD ($)
Debt Disclosure [Line Items]
Available financing of receivables purchase agreement	$ 50,000
Annual facility fee	0.60%
London Interbank Offered Rate (LIBOR) [Member]
Debt Disclosure [Line Items]
Debt instrument variable rate	0.40%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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