Restructuring - Reconciliation of Restructuring Liability (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2017	Mar. 31, 2017
Restructuring Reserve [Roll Forward]
Beginning balance	$ 622	$ 0
Additions	1,045	674
Accretion of lease obligations	15
Write-offs	(87)
Payments	(402)	(52)
Ending balance	1,194	622
Severance and Related Benefits
Restructuring Reserve [Roll Forward]
Beginning balance	613	0
Additions	127	643
Accretion of lease obligations	0
Write-offs	0
Payments	(313)	(30)
Ending balance	427	613
Facilities
Restructuring Reserve [Roll Forward]
Beginning balance	0	0
Additions	811	19
Accretion of lease obligations	15
Write-offs	9
Payments	(69)	(19)
Ending balance	767	0
Other
Restructuring Reserve [Roll Forward]
Beginning balance	9	0
Additions	107	11
Accretion of lease obligations	0
Write-offs	(96)
Payments	(20)	(2)
Ending balance	$ 0	$ 9