Employee Benefit Plans - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Defined Benefit Plan Disclosure [Line Items]
Actuarial losses as a percentage of defined benefit obligations			10.00%
Amortization of actuarial loss	$ (2,272)	$ 0	$ (7,325)	$ 0
Reclassification out of Accumulated Other Comprehensive Income | Accumulated defined benefit plans adjustment, net gain (loss) attributable to parent
Defined Benefit Plan Disclosure [Line Items]
Amortization of actuarial loss	$ (2,272)	$ 0	$ (7,325)	$ 0