Derivative Financial Instruments - Summary of Fair Value of Interest Rate Related Derivative Financial Instruments and Their Classification on Our Condensed Consolidated Balance Sheets (Details) - Interest Rate Swaps and Collars - Designated as Hedging Instrument - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Other Current Assets
Derivative [Line Items]
Fair value of derivative instruments, asset derivatives		$ 194
Other Assets
Derivative [Line Items]
Fair value of derivative instruments, asset derivatives		36
Other Current Liabilities
Derivative [Line Items]
Fair value of derivative instruments, liability derivatives	$ 2,008	51
Other Liabilities
Derivative [Line Items]
Fair value of derivative instruments, liability derivatives	$ 610	$ 127