Quarterly report pursuant to Section 13 or 15(d)

Cash and Cash Equivalents (Details)

v3.8.0.1
Cash and Cash Equivalents (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Sep. 30, 2016
Cash and Cash Equivalents [Abstract]      
Cash on deposit at banks $ 1,704 $ 580  
Money market funds 442 972  
Cash and cash equivalents $ 2,146 $ 1,552 $ 2,961