Restructuring and Separation Costs (Narrative) (Details) - Jun. 30, 2015 - USD ($) $ in Thousands	Total	Total
Restructuring And Related Activities [Abstract]
Restructuring and separation costs	$ 1,406	$ 2,738
Termination cost of Canadian facility lease and write-off of associated leasehold improvements	800	800
Remaining restructuring costs additional headcount reductions	$ 600	600
Separation and severance costs		1,900
Severance and separation costs paid		$ 1,400