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Fair Value Measurements - Schedule of fair value of assets and liabilities, including derivative instruments, at fair value on a recurring basis (Detail) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative instruments, assets | $ 22,931 | $ 27,709
Deferred compensation plan assets | 36,306 | 26,832
Total, assets | 59,237 | 54,541
Earn-out Consideration | 6,156 | 8,272
Derivative instruments, liabilities | 22,828 | 40,981
Deferred compensation plan liability | 35,715 | 26,390
Total, liabilities | 64,699 | 75,643
Fair Value, Inputs, Level 1 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative instruments, assets | 0 | 0
Deferred compensation plan assets | 0 | 0
Total, assets | 0 | 0
Earn-out Consideration | 0 | 0
Derivative instruments, liabilities | 0 | 0
Deferred compensation plan liability | 0 | 0
Total, liabilities | 0 | 0
Fair Value, Inputs, Level 2 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative instruments, assets | 22,931 | 27,709
Deferred compensation plan assets | 0 | 0
Total, assets | 22,931 | 27,709
Earn-out Consideration | 0 | 0
Derivative instruments, liabilities | 22,828 | 40,981
Deferred compensation plan liability | 0 | 0
Total, liabilities | 22,828 | 40,981
Fair Value, Inputs, Level 3 |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative instruments, assets | 0 | 0
Deferred compensation plan assets | 36,306 | 26,832
Total, assets | 36,306 | 26,832
Earn-out Consideration | 6,156 | 8,272
Derivative instruments, liabilities | 0 | 0
Deferred compensation plan liability | 35,715 | 26,390
Total, liabilities | $ 41,871 | $ 34,662

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