Condensed Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Statement of Comprehensive Income [Abstract]
Net earnings	$ 8,893	$ 7,901
Foreign currency translation adjustment	(787)	(1,365)
COMPREHENSIVE INCOME	$ 8,106	$ 6,536