Note 6 - Investments in Affordable Housing and Alternative Energy Partnerships (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Investments in Affordable Housing and Alternative Energy Partnerships [Table Text Block]

	As of December 31,
	2023		2022
	(In thousands)
Investments in affordable housing partnerships, net	$	295,740	$	289,920
Other borrowings for affordable housing limited partnerships	$	15,787	$	22,600
Investments in affordable housing and alternative energy partnerships, unfunded commitments	$	106,452	$	133,491
Investments in alternative energy tax credit partnerships, net	$	19,943	$	37,208

Unfunded Commitments Future Estimated Payments [Table Text Block]

	Amount
Year Ending December 31,	(In thousands)
2024	$	49,810
2025	$	34,871
2026	$	15,194
2027	$	1,400
2028	$	1,019
Thereafter	$	4,158
Total unfunded commitments	$	106,452

Usage of Affordable Housing and Other Tax Credits Including Energy Tax Credit [Table Text Block]

	As of December 31,
	2023		2022		2021
	(In thousands)
Affordable housing and other tax credits recognized	$	32,395	$	29,524	$	26,459
Alternative energy tax credits recognized	$	41,320	$	4,707	$	6,337