Loans - Schedule of Past Due Financing Receivables (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2020
Financing Receivable, Recorded Investment, Past Due [Line Items]
90-Days Delinquencies			$ 6,286
90 Days and Greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
90-Days Delinquencies			1,072
Farm & Ranch
Financing Receivable, Recorded Investment, Past Due [Line Items]
90-Days Delinquencies			6,286
Farm & Ranch | 90 Days and Greater
Financing Receivable, Recorded Investment, Past Due [Line Items]
90-Days Delinquencies	$ 57,719		$ 1,072
Net credit losses (recoveries)	131	$ 40
On-Balance Sheet: | Farm & Ranch
Financing Receivable, Recorded Investment, Past Due [Line Items]
90-Days Delinquencies	$ 57,719