Annual report pursuant to Section 13 and 15(d)

Long-Term Debt - Summary of Interest Received and Paid under Term of Cash Flow Swap (Details)

v3.20.4
Long-Term Debt - Summary of Interest Received and Paid under Term of Cash Flow Swap (Details)
Dec. 31, 2020
USD ($)
Derivatives, Fair Value [Line Items]  
Payment of interest rate $ 0
One-month LIBOR rate 0.144%
Cash Flow Swap C  
Derivatives, Fair Value [Line Items]  
Notional Amount $ 225,000,000.0
Pay Rate 3.00%
Cash Flow Swap D  
Derivatives, Fair Value [Line Items]  
Notional Amount $ 150,000,000.0
Pay Rate 2.00%
Cash Flow Swap E  
Derivatives, Fair Value [Line Items]  
Notional Amount $ 250,000,000.0
Pay Rate 3.00%