Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies (Cash and Cash Equivalents) (Details)

v3.8.0.1
Summary of Significant Accounting Policies (Cash and Cash Equivalents) (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Mar. 31, 2017
Dec. 31, 2016
Cash and cash equivalents $ 3,351 $ 5,109 $ 8,357  
Restricted cash 4,050 2,005 1,774  
Total cash and cash equivalents and restricted cash(1) $ 7,401 [1] $ 7,114 [1] $ 10,131 [1] $ 20,612
[1] Represents the total of the amounts at the end of the periods presented on the Consolidated Statements of Cash Flows as required by ASU 2016-18. The cash and cash equivalents and restricted cash balance as of December 31, 2017 and December 31, 2016 were $7,114 and $20,612, respectively.