Income Taxes - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Feb. 28, 2014	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2011
Income Taxes [Line Items]
Goodwill impairment	$ 733		$ 27,154
Nondeductible tax basis			5,900
Income taxes paid from continuing operation	18,637	25,925	30,420
Valuation allowance	29,318	16,713
Deferred tax asset related to foreign tax credit carryforwards	6,137	15,177
Undistributed earnings of international subsidiaries	22,065
Unrecognized tax benefits	19,011	21,659	30,360	43,323
Income tax expenses affected by unrecognized tax benefits if recognized	16,255	18,515
Decreased unrecognized tax benefit	2,932
Interest and penalties on unrecognized tax benefits and refundable income taxes	41	432
Accrued Interest and penalties on unrecognized tax benefit	3,861	3,835
Open tax years by major tax jurisdiction	The Corporation is subject to examination by the IRS for tax years 2010 to the present and various U.S. state and local jurisdictions for tax years 1998 to the present. The Corporation is also subject to tax examination in various international tax jurisdictions, including Canada, the United Kingdom, Australia, Italy, Mexico and New Zealand for tax years 2006 to the present
International [Member]
Income Taxes [Line Items]
Deferred tax asset relating to operating loss carryforward, expiration date	634
Deferred tax asset relating to operating loss carryforward	4,256
Deferred tax asset relating to operating loss carryforward, no expiration date	3,622
Subject to expiration date range 2020 through 2028 [Member]
Income Taxes [Line Items]
Deferred tax asset related to domestic net operating loss	13,273
Subject to expiration date range 2015 through 2035 [Member]
Income Taxes [Line Items]
Deferred tax asset related to state net operating loss	6,538
Subject to expiration date of 2022 [Member]
Income Taxes [Line Items]
Deferred tax asset related to foreign tax credit carryforwards	$ 6,137