Fair Value Measurements - Financial Assets and Liabilities, Recurring (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Assets
Deferred compensation plan	$ 25,737	$ 22,510
Derivative instruments	953	26,354
Liabilities
Deferred compensation plan	36,525	30,581
Recurring basis
Assets
Deferred compensation plan	25,737	22,510
Derivative instruments	953	26,354
Total assets	26,690	48,864
Liabilities
Deferred compensation plan	36,525	30,581
Derivative instruments	215,084	145
Total liabilities	251,609	30,726
Quoted Prices in Active Markets for Identical Assets (Level 1) | Recurring basis
Assets
Deferred compensation plan	25,737	22,510
Derivative instruments	0	0
Total assets	25,737	22,510
Liabilities
Deferred compensation plan	36,525	30,581
Derivative instruments	0	0
Total liabilities	36,525	30,581
Significant Other Observable Inputs (Level 2) | Recurring basis
Assets
Deferred compensation plan	0	0
Derivative instruments	0	2,647
Total assets	0	2,647
Liabilities
Deferred compensation plan	0	0
Derivative instruments	58,737	0
Total liabilities	58,737	0
Significant Unobservable Inputs (Level 3) | Recurring basis
Assets
Deferred compensation plan	0	0
Derivative instruments	953	23,707
Total assets	953	23,707
Liabilities
Deferred compensation plan	0	0
Derivative instruments	156,347	145
Total liabilities	$ 156,347	$ 145