Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - Interest Rate Swap Agreements - Fair Value, Measurements, Recurring - Level 2 - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Derivatives Designated as Effective Hedging Instruments
Liabilities:
Liabilities measured at fair value	$ 15,151	$ 20,377
Derivatives Not Designated as Hedging Instruments
Liabilities:
Liabilities measured at fair value	$ 12,087	$ 16,260