Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Activities - Effects on Statements of Income (Loss) and Consolidated Statements of Comprehensive Loss (Details)

v3.20.2
Derivative Instruments and Hedging Activities - Effects on Statements of Income (Loss) and Consolidated Statements of Comprehensive Loss (Details) - Other expenses, net - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Designated | Interest rate swap instruments        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of (Gain) Loss Recognized in Net Income $ 306 $ (1) $ 405 $ (50)
Not Designated | Interest rate swap instruments        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of (Gain) Loss Recognized in Net Income (11) 69 (1) 69
Not Designated | Commodity swap contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of (Gain) Loss Recognized in Net Income 95 (172) 47 (172)
Not Designated | Interest make-whole provisions        
Derivative Instruments, Gain (Loss) [Line Items]        
Amount of (Gain) Loss Recognized in Net Income $ 655 $ (62) $ 470 $ (785)