Regulatory Matters (Tables)

12 Months Ended

Jun. 30, 2019

Regulatory Matters [Abstract]

Compliance with Regulatory Capital Requirements under Banking Regulations

(Dollars in thousands)	Actual					For Capital Adequacy Purposes					To Be Well Capitalized Under Prompt Corrective Action Provisions					Capital Conservation Buffer
The Bank of Greene County	Amount		Ratio			Amount		Ratio			Amount		Ratio			Actual			Required
As of June 30, 2019:
Total risk-based capital	$	118,113		15.8	%	$	59,842		8.0	%	$	74,802		10.0	%		7.790	%		2.50	%
Tier 1 risk-based capital		108,716		14.5			44,881		6.0			59,842		8.0			8.534			2.50
Common equity tier 1 capital		108,716		14.5			33,661		4.5			48,621		6.5			10.034			2.50
Tier 1 leverage ratio		108,716		8.7			50,049		4.0			62,561		5.0			4.689			2.50
As of June 30, 2018:
Total risk-based capital	$	102,549		15.5	%	$	53,024		8.0	%	$	66,280		10.0	%		7.472	%		1.875	%
Tier 1 risk-based capital		94,148		14.2			39,768		6.0			53,024		8.0			8.205			1.875
Common equity tier 1 capital		94,148		14.2			29,826		4.5			43,082		6.5			9.705			1.875
Tier 1 leverage ratio		94,148		8.2			45,789		4.0			57,236		5.0			4.225			1.875
Greene County Commercial Bank
As of June 30, 2019:
Total risk-based capital	$	47,366		47.4	%	$	7,996		8.0	%	$	9,996		10.0	%		39.387	%		2.50	%
Tier 1 risk-based capital		47,366		47.4			5,997		6.0			7,996		8.0			41.387			2.50
Common equity tier 1 capital		47,366		47.4			4,498		4.5			6,497		6.5			42.887			2.50
Tier 1 leverage ratio		47,366		9.6			19,678		4.0			24,597		5.0			5.628			2.50
As of June 30, 2018:
Total risk-based capital	$	40,286		47.1	%	$	6,837		8.0	%	$	8,546		10.0	%		39.139	%		1.875	%
Tier 1 risk-based capital		40,286		47.1			5,128		6.0			6,837		8.0			41.139			1.875
Common equity tier 1 capital		40,286		47.1			3,846		4.5			5,555		6.5			42.639			1.875
Tier 1 leverage ratio		40,286		9.1			17,747		4.0			22,184		5.0			5.080			1.875