Financial Instruments and Fair Values - Summary of the Terms of Agreements and the Fair Value of Derivative Financial Instruments (Details) - Designated as Hedging Instrument - Cash Flow Hedging - USD ($)	Jun. 30, 2020	Dec. 31, 2019
Derivatives, Fair Value [Line Items]
Asset	$ 0	$ 0
Liability	(11,629,000)	(13,330,000)
LIBOR | Interest Rate Swap, One Month LIBOR, 2.1485%
Derivatives, Fair Value [Line Items]
Notional Amount	$ 265,000,000
Pay Rate	2.1485%
Asset	$ 0	0
Liability	(11,629,000)	(4,247,000)
LIBOR | Interest Rate Swap, Three Month LIBOR, 2.9580%
Derivatives, Fair Value [Line Items]
Notional Amount	$ 125,000,000.0
Pay Rate	2.958%
Asset	$ 0	0
Liability	$ 0	$ (9,083,000)