Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			$ 181,962
Net income	4,054	838	6,209	2,617
Unrealized gain on hedge	249		159
Foreign currency translation effect	(61)	(43)	564	365
Total	4,251	757	6,919	2,878
Share-based compensation	1,565	1,526	2,821	2,756
Exercise of employee stock options and related tax effect			255	868
Equity, end of period	190,265		190,265
Parent [Member]
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			181,962	173,482
Net income			6,209	2,617
Unrealized gain on hedge			159
Foreign currency translation effect			551	261
Total			6,919	2,878
Share-based compensation			2,821	3,988
Repurchase of restricted stock			(1,748)	(1,078)
Employee stock purchase			56	15
Exercise of employee stock options and related tax effect			255	868
Purchase of subsidiary shares from noncontrolling interest				(2,777)
Equity, end of period	190,265	177,376	190,265	177,376
Noncontrolling Interest [Member]
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			2,043	2,355
Net income			292	709
Foreign currency translation effect			13	104
Total			305	813
Dividends attributable to noncontrolling interest			(458)	(1,101)
Purchase of subsidiary shares from noncontrolling interest				(378)
Equity, end of period	1,890	1,689	1,890	1,689
Total Equity [Member]
Shareholders' Equity (Details) - Shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			184,005	175,837
Net income			6,501	3,326
Unrealized gain on hedge			159
Foreign currency translation effect			564	365
Total			7,224	3,691
Share-based compensation			2,821	3,988
Repurchase of restricted stock			(1,748)	(1,078)
Employee stock purchase			56	15
Exercise of employee stock options and related tax effect			255	868
Dividends attributable to noncontrolling interest			(458)	(1,101)
Purchase of subsidiary shares from noncontrolling interest				(3,155)
Equity, end of period	$ 192,155	$ 179,065	$ 192,155	$ 179,065