Retirement Plans (Narrative) (Details) (USD $)	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution			25.00%
Employee contribution subject to employer match			5.00%
Employer contributions	$ 54,000	$ 0	$ 136,000	$ 0
German Subsidiary Defined Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer contributions	9,000	9,000	26,000	27,000
United Kingdom Defined Contribution Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employee contribution subject to employer match			100.00%
Employer contributions	$ 15,000	$ 16,000	$ 44,000	$ 48,000
Minimum [Member] | United Kingdom Defined Contribution Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution			4.00%
Maximum [Member] | United Kingdom Defined Contribution Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Employer matching contribution			7.00%