Stock-Based Compensation - Schedule of Unrecognized Compensation Cost (Details) - Amended Plan $ in Thousands	Jun. 30, 2015 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
2015 (period from July 1, through December 31, 2015)	$ 844
2016	1,749
2017	1,688
2018	234
2019	32
Total	$ 4,547