Business and Organization (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014	Dec. 31, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Cash and cash equivalents	$ 36,931	$ 37,495	$ 44,215	$ 60,033
Working capital	$ 32,600