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Leases, Future Annual Minimum Lease Payments for Operating Leases (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2019
Dec. 31, 2019
Operating lease future minimum payments before adoption of ASC 842 [Abstract]      
2020     $ 37,776
2021     35,478
2022     18,387
2023     7,083
2024     7,151
Thereafter     26,458
Total     $ 132,333
Operating leases, rent expense [Abstract]      
Rental expense $ 10,947 $ 28,323