Note 11 - Capital Resources (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Subordinated Borrowing [Table Text Block]

As of December 31, 2023
		Principal		Not		Annualized	Current			Date of	Payable/
	Issuance	Balance of		Redeemable	Stated	Coupon	Interest			Rate	Distribution
Trust Name	Date	Notes		Until	Maturity	Rate	Rate			Change	Date
(Dollars in thousands)
Cathay Capital Trust I	June 26,	$	20,619	June 30,	June 30,	3-month		8.81	%	December 29,	March 30
	2003			2008	2033	SOFR				2023	June 30
						+ 3.15%					September 30
						+ 0.26161%					December 30
Cathay Statutory Trust I	September 17,		20,619	September 17,	September 17,	3-month		8.67	%	December 17,	March 17
	2003			2008	2033	SOFR				2023	June 17
						+ 3.00%					September 17
						+ 0.26161%					December 17
Cathay Capital Trust II	December 30,		12,887	March 30,	March 30,	3-month		8.56	%	December 29,	March 30
	2003			2009	2034	SOFR				2023	June 30
						+ 2.90%					September 30
						+ 0.26161%					December 30
Cathay Capital Trust III	March 28,		46,392	June 15,	June 15,	3-month		7.15	%	December 14,	March 15
	2007			2012	2037	SOFR				2023	June 15
						+ 1.48%					September 15
						+ 0.26161%					December 15
Cathay Capital Trust IV	May 31,		18,619	September 6,	September 6,	3-month		7.06	%	December 5,	March 6
	2007			2012	2037	SOFR				2023	June 6
						+ 1.40%					September 6
Total Junior Subordinated Notes		$	119,136

As of December 31, 2022
		Principal		Not		Annualized	Current			Date of	Payable/
	Issuance	Balance of		Redeemable	Stated	Coupon	Interest			Rate	Distribution
Trust Name	Date	Notes		Until	Maturity	Rate	Rate			Change	Date
(Dollars in thousands)
Cathay Capital Trust I	June 26,	$	20,619	June 30,	June 30,	3-month		6.82	%	December 29,	March 30
	2003			2008	2033	LIBOR				2022	June 30
						+ 3.15%					September 30
											December 30
Cathay Statutory Trust I	September 17,		20,619	September 17,	September 17,	3-month		6.53	%	December 18,	March 17
	2003			2008	2033	LIBOR				2022	June 17
						+ 3.00%					September 17
											December 17
Cathay Capital Trust II	December 30,		12,887	March 30,	March 30,	3-month		6.57	%	December 29,	March 30
	2003			2009	2034	LIBOR				2022	June 30
						+ 2.90%					September 30
											December 30
Cathay Capital Trust III	March 28,		46,392	June 15,	June 15,	3-month		4.77	%	December 14,	March 15
	2007			2012	2037	LIBOR				2022	June 15
						+ 1.48%					September 15
											December 15
Cathay Capital Trust IV	May 31,		18,619	September 6,	September 6,	3-month		4.54	%	December 5,	March 6
	2007			2012	2037	LIBOR				2022	June 6
						+ 1.4%					September 6
											December 6
Total Junior Subordinated Notes		$	119,136