Unaudited Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	May. 31, 2015	May. 31, 2014
Statement of Comprehensive Income [Abstract]
Net earnings	$ 9,171	$ 8,032
Foreign currency translation adjustment, net of deferred taxes	(664)	980
Comprehensive income	$ 8,507	$ 9,012