Annual report pursuant to Section 13 and 15(d)

Derivative Instruments and Hedging Activities - Fair Value of Derivative Instruments on the Balance Sheet (Details)

v3.20.4
Derivative Instruments and Hedging Activities - Fair Value of Derivative Instruments on the Balance Sheet (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Derivatives Designated as Hedging Instruments | Interest rate swap contracts | Other assets    
Derivatives, Fair Value [Line Items]    
Fair value, asset derivatives $ 0 $ 15
Derivatives Designated as Hedging Instruments | Interest rate swap contracts | Other liabilities    
Derivatives, Fair Value [Line Items]    
Fair value, liability derivatives 9,994 6,210
Derivatives Not Designated as Hedging Instruments | Interest rate swap contracts | Other assets    
Derivatives, Fair Value [Line Items]    
Fair value, asset derivatives 2 0
Derivatives Not Designated as Hedging Instruments | Interest rate swap contracts | Other liabilities    
Derivatives, Fair Value [Line Items]    
Fair value, liability derivatives 79 26
Derivatives Not Designated as Hedging Instruments | Commodity swap contracts | Other assets    
Derivatives, Fair Value [Line Items]    
Fair value, asset derivatives 363 198
Derivatives Not Designated as Hedging Instruments | Commodity swap contracts | Other liabilities    
Derivatives, Fair Value [Line Items]    
Fair value, liability derivatives 0 0
Derivatives Not Designated as Hedging Instruments | Make-whole provisions | Other liabilities    
Derivatives, Fair Value [Line Items]    
Fair value, liability derivatives $ 412 $ 918