Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements and Derivatives - Amounts Recognized within Assets and Liabilities Based on Right of Offset (Details)

v3.20.4
Fair Value Measurements and Derivatives - Amounts Recognized within Assets and Liabilities Based on Right of Offset (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Fair Value Disclosures [Abstract]    
Gross Amounts, Assets $ 49,029 $ 277
Total Net Amounts, Assets 49,029 277
Gross Amounts Not Offset, Assets (49,029)  
Net Amounts, Assets   277
Gross Amounts, Liabilities 142,130 192,034
Gross Amounts Offset, Liabilities (7,367) (3,152)
Total Net Amounts, Liabilities 134,763 188,882
Gross Amounts Not Offset, Liabilities (57,351) (149,863)
Net Amounts, Liabilities $ 77,412 $ 39,019