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Leases Other Lease (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Jan. 01, 2019
Lessee, Lease, Description [Line Items]        
Operating cash flows used for finance leases $ 28 $ 33    
Operating cash flows used for operating leases 9,158 12,447    
Financing cash flows used for finance leases 85 79    
Right-of-use assets obtained in exchange for new finance lease liabilities 0 55    
Finance lease, right-of-use asset 400   $ 505  
Right-of-use assets recorded upon adoption $ 13,936 $ 5,056    
Weighted average remaining lease term - finance leases 2 years 10 months 24 days 3 years 10 months 24 days    
Weighted average discount rate - finance leases 6.60% 6.60%    
Weighted average remaining lease term - operating leases 3 years 8 months 12 days 2 years 9 months 18 days    
Weighted average discount rate - operating leases 5.71% 5.50%    
Accounting Standards Update 2016-02        
Lessee, Lease, Description [Line Items]        
Finance lease, right-of-use asset       $ 35,939