Shareholders' Equity (Details) - Schedule of shareholders' equity and noncontrolling interest (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Shareholders' Equity (Details) - Schedule of shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			$ 181,962
Net income	1,898	980	8,107	3,597
Unrealized gain on hedge	(143)		16
Foreign currency translation effect	(154)	(623)	410	(258)
Total	1,592	382	8,511	3,260
Share-based compensation	1,136	1,479	3,958	4,235
Exercise of employee stock options and related tax effect			1,294	1,066
Equity, end of period	193,948		193,948
Parent [Member]
Shareholders' Equity (Details) - Schedule of shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			181,962	173,482
Net income			8,107	3,597
Unrealized gain on hedge			16
Foreign currency translation effect			388	(337)
Total			8,511	3,260
Share-based compensation			3,958	4,620
Repurchase of restricted stock			(1,860)	(1,176)
Employee stock purchase			83	40
Exercise of employee stock options and related tax effect			1,294	1,066
Purchase of subsidiary shares from noncontrolling interest				(2,777)
Equity, end of period	193,948	178,515	193,948	178,515
Noncontrolling Interest [Member]
Shareholders' Equity (Details) - Schedule of shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			2,043	2,355
Net income			305	875
Foreign currency translation effect			22	79
Total			327	954
Dividends attributable to noncontrolling interest			(458)	(1,101)
Purchase of subsidiary shares from noncontrolling interest				(378)
Equity, end of period	1,912	1,830	1,912	1,830
Total Equity [Member]
Shareholders' Equity (Details) - Schedule of shareholders' equity and noncontrolling interest [Line Items]
Equity, beginning of period			184,005	175,837
Net income			8,412	4,472
Unrealized gain on hedge			16
Foreign currency translation effect			410	(258)
Total			8,838	4,214
Share-based compensation			3,958	4,620
Repurchase of restricted stock			(1,860)	(1,176)
Employee stock purchase			83	40
Exercise of employee stock options and related tax effect			1,294	1,066
Dividends attributable to noncontrolling interest			(458)	(1,101)
Purchase of subsidiary shares from noncontrolling interest				(3,155)
Equity, end of period	$ 195,860	$ 180,345	$ 195,860	$ 180,345