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Leases - Lease Cost Finance And Operating Leases (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2019
USD ($)
Operating Lease, Cost $ 21,024 [1]
Finance lease cost  
Amortization of leased assets 4,942 [2]
Interest on finance lease obligations 341
Total lease costs $ 26,307
[1] Includes variable lease costs of $2.5 million and short-term lease costs of $0.9 million.
[2] Includes variable lease costs of $0.9 million.