Tax Credit Investments - Balance Sheet Disclosures (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Other Assets
Other Assets:
Affordable housing tax credit investments, net	$ 21,647	$ 25,049
Other tax credit investments, net	49,907	59,081
Total tax credit investments, net	71,554	84,130
Other Liabilities
Other Liabilities:
Unfunded affordable housing tax credit commitments	1,397	1,539
Unfunded other tax credit commitments	1,139	1,139
Total unfunded tax credit commitments	$ 2,536	$ 2,678