Goodwill and Intangible Assets - Additional Information (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Goodwill And Intangible Assets [Line Items]
Intangible assets, net	$ 4,043	$ 4,235
Accumulated amortization	26,800	26,600
Remainder of 2016	401
2017	345
2018	345
2019	334
2020	212
Thereafter	166
Total	1,803
Trademarks and Trade Names
Goodwill And Intangible Assets [Line Items]
Intangible assets, net	2,200	2,200
Customer-Related Intangible Assets
Goodwill And Intangible Assets [Line Items]
Intangible assets, net	$ 1,800	$ 2,000