Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Net income	$ 6,911	$ 6,733
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	4,674	331
Change in derivatives qualifying as hedges, net of taxes of $(64) and $(71)	118	116
Change in pension liability and postretirement obligation, net of taxes of $93 and $(1)	(173)	1
Adjustments for unrealized (gain) loss on investments:
Unrealized holding gain (losses) arising during the period, net of tax	(181)	277
Reclassification adjustment for gain included in net income, net of taxes of $(2) and $9	4	(16)
Net change in unrealized (gain) loss on investments	(177)	261
Total other comprehensive income (loss)	4,442	709
Comprehensive income	$ 11,353	$ 7,442