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Commitments and Contingencies (Details 2)
$ in Thousands
Dec. 31, 2017
USD ($)
Commitments and Contingencies [Abstract]  
Operating Leases, Future Minimum Payments Due, Next Twelve Months $ 625
Operating Leases, Future Minimum Payments, Due in Two Years 614
Operating Leases, Future Minimum Payments, Due in Three Years 626
Operating Leases, Future Minimum Payments, Due in Four Years 639
Operating Leases, Future Minimum Payments, Due in Five Years 651
Operating Leases, Future Minimum Payments, Due Thereafter 0
Operating Leases, Future Minimum Payments Due $ 3,155