Consolidated Statements of Changes in Shareholders' Equity (Parenthetical) - USD ($) $ in Thousands	12 Months Ended
	Feb. 29, 2016	Feb. 28, 2015	Feb. 28, 2014
Deferred tax adjusted to foreign currency translation	$ 3,254	$ 2,273	$ 910
Deferred tax adjusted to pension	$ 138	$ 3,718	$ 2,435
Dividends paid per share	$ 0.700	$ 0.700	$ 0.525
Retained Earnings [Member]
Dividends paid per share	$ 0.70	$ 0.70	$ 0.525
Accumulated Other Comprehensive Income (Loss) [Member]
Deferred tax adjusted to foreign currency translation	$ 3,254	$ 2,273	$ 910
Deferred tax adjusted to pension	$ 138	$ 3,718	$ 2,435