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Summary of Significant Accounting Policies (Tables)
6 Months Ended
Jun. 30, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Reconciliation of cash, cash equivalents and restricted cash
The following table provides a reconciliation of cash, cash equivalents and restricted cash reported within the unaudited condensed consolidated balance sheets to the total amounts shown in the unaudited condensed consolidated statements of cash flows:
 
June 30,
 
December 31,
 
2019
 
2018
Cash and cash equivalents
$
14,113

 
$
18,017

Restricted cash
1,331

 
1,444

Total cash, cash equivalents and restricted cash in the condensed consolidated statements of cash flows
$
15,444

 
$
19,461