Condensed Consolidated Statements of Cash Flows Balance Sheet Reconciliation - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017	Sep. 30, 2017	Dec. 31, 2016
Cash and Cash Equivalents, at Carrying Value	$ 74,459	$ 100,244	$ 106,176
Restricted Cash and Cash Equivalents, Current	16,565	16,640	16,541
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	$ 91,024	$ 116,884	$ 122,717	$ 195,285