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Leases - Narrative (Details) | 9 Months Ended
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Sep. 30, 2019
Lessee, Lease, Description [Line Items] |
Operating lease term | 10 years
Operating lease renewal term | 10 years
Operating leases, weighted average remaining lease term | 4 years
Finance lease renewal term | 25 years
Finance leases, weighted average remaining lease term | 16 years
Operating leases, weighted average discount rate | 5.60%
Finance leases, weighted average discount rate | 6.50%
Minimum |
Lessee, Lease, Description [Line Items] |
Finance lease term | 2 years
Maximum |
Lessee, Lease, Description [Line Items] |
Finance lease term | 19 years

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