Accumulated OCI - Schedule of Reclassifications Out of Accumulated OCI (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ 21,235	$ 23,661	$ 42,898	$ 31,328
Income tax expense	$ (6,107)	$ (8,115)	9,038	$ (13,483)
Interest Rate Swap Agreements
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]
Net of tax			3,428
Reclassifications Out of Accumulate OCI
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]
Income tax expense			(1,175)
Net of tax			3,428
Reclassifications Out of Accumulate OCI | Interest Rate Swap Agreements
Reclassification Adjustment Out Of Accumulated Other Comprehensive Income [Line Items]
Interest expense			$ 4,603