Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period	$ 183,841
Net income	400	2,388
Unrealized gain (loss) on hedge	(90)
Foreign currency translation effect	626	408
Total	914	2,730
Share-based compensation	1,256	1,230
Exercise of employee stock options and related tax effect	84	704
Equity, end of period	185,047
Parent [Member]
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period	183,841	173,625
Net income	400	2,388
Unrealized gain (loss) on hedge	(90)
Foreign currency translation effect	604	342
Total	914	2,730
Share-based compensation	1,256	1,615
Repurchase of restricted stock	(1,075)	(1,062)
Employee stock purchase	27
Exercise of employee stock options and related tax effect	84	704
Purchase of subsidiary shares from noncontrolling interest		(2,777)
Equity, end of period	185,047	174,835
Noncontrolling Interest [Member]
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period	2,043	2,355
Net income	149	606
Foreign currency translation effect	22	66
Total	171	672
Dividends attributable to noncontrolling interest		(1,094)
Purchase of subsidiary shares from noncontrolling interest		(378)
Equity, end of period	2,214	1,555
Total Equity [Member]
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period	185,884	175,980
Net income	549	2,994
Unrealized gain (loss) on hedge	(90)
Foreign currency translation effect	626	408
Total	1,085	3,402
Share-based compensation	1,256	1,615
Repurchase of restricted stock	(1,075)	(1,062)
Employee stock purchase	27
Exercise of employee stock options and related tax effect	84	704
Dividends attributable to noncontrolling interest		(1,094)
Purchase of subsidiary shares from noncontrolling interest		(3,155)
Equity, end of period	$ 187,261	$ 176,390