Note 7 - Regulatory Capital (Tables)

6 Months Ended

Jun. 30, 2023

Notes Tables

Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations [Table Text Block]

	June 30, 2023
	Actual					For Capital Adequacy Purposes					Minimum Capital Adequacy with Capital Buffer					To Be Well-Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio			Amount		Ratio
	(Dollars In Thousands)
Total Capital (to risk-weighted assets)
Consolidated Waterstone Financial, Inc.	$	395,715		22.43	%	$	141,140		8.00	%	$	185,240		10.50	%		N/A		N/A
Waterstone Bank		356,550		20.18	%		141,350		8.00	%		185,520		10.50	%		176,685		10.00	%
Tier I Capital (to risk-weighted assets)
Consolidated Waterstone Financial, Inc.		375,980		21.31	%		105,860		6.00	%		149,970		8.50	%		N/A		N/A
Waterstone Bank		336,815		19.06	%		106,030		6.00	%		150,210		8.50	%		141,370		8.00	%
Common Equity Tier 1 Capital (to risk-weighted assets)
Consolidated Waterstone Financial, Inc.		375,980		21.31	%		79,400		4.50	%		123,500		7.00	%		N/A		N/A
Waterstone Bank		336,815		19.06	%		79,520		4.50	%		123,700		7.00	%		114,863		6.50	%
Tier I Capital (to average assets)
Consolidated Waterstone Financial, Inc.		375,980		17.39	%		86,480		4.00	%		N/A		N/A			N/A		N/A
Waterstone Bank		336,815		15.58	%		86,470		4.00	%		N/A		N/A			108,092		5.00	%
State of Wisconsin (to total assets)
Waterstone Bank		336,815		15.13	%		133,570		6.00	%		N/A		N/A			N/A		N/A

	December 31, 2022
	Actual					For Capital Adequacy Purposes					Minimum Capital Adequacy with Capital Buffer					To Be Well-Capitalized Under Prompt Corrective Action Provisions
	Amount		Ratio			Amount		Ratio			Amount		Ratio			Amount		Ratio
	(Dollars In Thousands)
Total capital (to risk-weighted assets)
Consolidated Waterstone Financial, Inc.	$	407,099		24.36	%	$	133,709		8.00	%	$	175,493		10.50	%		N/A		N/A
Waterstone Bank		359,623		21.52	%		133,690		8.00	%		175,468		10.50	%		167,112		10.00	%
Tier I capital (to risk-weighted assets)
Consolidated Waterstone Financial, Inc.		389,342		23.29	%		100,281		6.00	%		142,065		8.50	%		N/A		N/A
Waterstone Bank		341,866		20.46	%		100,267		6.00	%		142,045		8.50	%		133,690		8.00	%
Common Equity Tier 1 Capital (to risk-weighted assets)
Consolidated Waterstone Financial, Inc.		389,342		23.29	%		75,211		4.50	%		116,995		7.00	%		N/A		N/A
Waterstone Bank		341,866		20.46	%		75,200		4.50	%		116,978		7.00	%		108,623		6.50	%
Tier I Capital (to average assets)
Consolidated Waterstone Financial, Inc.		389,342		19.45	%		80,080		4.00	%		N/A		N/A			N/A		N/A
Waterstone Bank		341,866		17.08	%		80,080		4.00	%		N/A		N/A			100,100		5.00	%
State of Wisconsin (to total assets)
Waterstone Bank		341,866		16.87	%		121,624		6.00	%		N/A		N/A			N/A		N/A