Annual report pursuant to Section 13 and 15(d)

Leases (Details 7)

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Leases (Details 7) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Leases [Abstract]      
Operating cash flows for operating leases $ 1,004    
Operating cash flows for financing leases 13    
Financing cash flows for financing leases $ 223 $ 15,379 $ 0