Contingencies (Details) - Jun. 30, 2015	USD ($)	EUR (€)	USD ($)
Employment And Withholding Concerns [Member]
Loss Contingencies [Line Items]
Potential liability, minimum		€ 486,000
Potential liability, maximum		1,000,000
Reserve accrual		€ 486,000	$ 536,000
Minimum [Member] | 3CEMS [Member]
Loss Contingencies [Line Items]
Damages sought | $	$ 4,000,000