Restructuring and Other Charges - Restructuring Reserve Rollforward (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Restructuring Cost and Reserve [Line Items]
Severance Costs	$ 42
Business Combination, Integration Related Costs	193	$ 0
Balance accrued as of December 31, 2013	1,437
Restructuring Charges	156
Restructuring Reserve, Accrual Adjustment	(114)
Expenditures	(1,166)
Balance accrued as of September 30, 2014	313
Severance, Payroll Taxes and Other Employee Benefits [Member]
Restructuring Cost and Reserve [Line Items]
Balance accrued as of December 31, 2013	1,347
Restructuring Charges	156
Restructuring Reserve, Accrual Adjustment	(114)
Expenditures	(1,136)
Balance accrued as of September 30, 2014	253
Lease Abandonment Charges [Member]
Restructuring Cost and Reserve [Line Items]
Balance accrued as of December 31, 2013	90
Restructuring Charges	0
Restructuring Reserve, Accrual Adjustment	0
Expenditures	(30)
Balance accrued as of September 30, 2014	$ 60