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Commitments and Contingencies Details 2 (Details)
$ in Thousands
Mar. 31, 2019
USD ($)
Leasee, Lease, Description [Abstract]  
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months $ 456
Lessee, Operating Lease, Liability, Payments, Due Year Two 620
Lessee, Operating Lease, Liability, Payments, Due Year Three 632
Lessee, Operating Lease, Liability, Payments, Due Year Four 645
Lessee, Operating Lease, Liability, Payments, Due after Year Five 0
Lessee, Operating Lease, Liability, Payments, Due 2,352
Operating Lease, Liability 1,986
Lessee, Operating Lease, Liability, Undiscounted Excess Amount (366)
Operating Lease, Liability, Current (553)
Operating Lease, Liability, Noncurrent $ 1,433