XML 19 R8.htm IDEA: XBRL DOCUMENT v3.19.3
Condensed Consolidated Statements of Cash Flows (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Sep. 30, 2018
Dec. 31, 2017
Statement Of Cash Flows [Abstract]        
Cash and cash equivalents $ 23,018 $ 31,213 $ 35,998  
Restricted cash   50 50  
Total cash and restricted cash $ 23,018 [1] $ 31,263 $ 36,048 [1] $ 19,805
[1] The following table provides a reconciliation of cash, cash equivalents and restricted cash to amounts reported within the condensed consolidated balance sheets: