Commitments and Contingencies (Narrative) (Details) - USD ($) $ in Thousands |
3 Months Ended | ||
|---|---|---|---|
Mar. 31, 2020 |
Mar. 31, 2019 |
Dec. 31, 2019 |
|
| Lessee, Lease, Description [Line Items] | |||
| Fair value of interest rate swap assets | $ 157,500 | $ 60,600 | |
| Fair value of interest rate swap liabilities | 155,400 | 59,700 | |
| Derivative asset | 157,458 | 60,648 | |
| Derivative liability | 155,393 | 59,701 | |
| Real estate taxes | 500 | $ 500 | |
| Other expenditures | 100 | 100 | |
| Total operating rental expense | $ 1,600 | $ 1,400 | |
| Minimum | |||
| Lessee, Lease, Description [Line Items] | |||
| Lease term | 3 years | ||
| Maximum | |||
| Lessee, Lease, Description [Line Items] | |||
| Lease term | 25 years | ||
| Foreign exchange contracts | |||
| Lessee, Lease, Description [Line Items] | |||
| Derivative asset | $ 224 | 54 | |
| Derivative liability | $ 200 | $ 53 | |