Restructuring and Exit costs (Schedule of Severance and Exit Costs) (Details) - Jun. 30, 2015 - Restructuring Plan - USD ($) $ in Thousands	Total
Restructuring Cost and Reserve [Line Items]
Amounts paid	$ (118)
Amounts reserved at June 30, 2015	2,222
Employee Severance Costs
Restructuring Cost and Reserve [Line Items]
Costs incurred	1,132
Amounts paid	(118)
Amounts reserved at June 30, 2015	1,014
Lease Obligation Costs
Restructuring Cost and Reserve [Line Items]
Costs incurred	1,208
Amounts paid	0
Amounts reserved at June 30, 2015	1,208
Other Exit Costs
Restructuring Cost and Reserve [Line Items]
Costs incurred	0
Amounts paid	0
Amounts reserved at June 30, 2015	$ 0