Junior subordinated debentures	12 Months Ended
	Dec. 31, 2021
Junior subordinated debentures [Abstract]
Junior Subordinated Debentures [Text Block]	Junior Subordinated DebenturesOn October 1, 2021, with its acquisition of Bank of Commerce, the Company assumed $10.3 million of trust preferred obligations. These obligations bear a contractual interest rate of junior subordinated debentures based on the three-month LIBOR plus 1.58% adjusted quarterly and are redeemable at the Company’s option on any March 15, June 15, September 15, or December 15.