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Other Assets - Summary of Other Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Other Assets [Abstract]    
Operating lease right of use assets $ 19,956 $ 21,363
Tax credit investments 34,370 16,524
Derivative instruments 20,120 6,731
Collateral on derivative instruments 19,630 6,700
Other 62,010 62,978
Total other assets $ 156,086 $ 114,296