Regulatory Matters (Tables)

12 Months Ended

Jun. 30, 2016

Regulatory Matters [Abstract]

Schedule of 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, 2016:
Total risk-based capital	$	76,666		16.3	%	$	37,577		8.0	%	$	46,972		10.0	%		8.322	%		0.625	%
Tier 1 risk-based capital		70,709		15.1			28,183		6.0			37,577		8.0			9.054			0.625
Common equity tier 1 capital		70,709		15.1			21,137		4.5			30,532		6.5			10.554			0.625
Tier 1 leverage ratio		70,709		8.4			33,815		4.0			42,268		5.0			4.364			0.625
As of June 30, 2015:
Total risk-based capital	$	71,572		17.9	%	$	32,082		8.0	%	$	40,102		10.0	%		-			-
Tier 1 risk-based capital		66,487		16.6			24,061		6.0			32,082		8.0			-			-
Common equity tier 1 capital		66,487		16.6			18,046		4.5			26,066		6.5			-			-
Tier 1 leverage ratio		66,487		9.1			29,256		4.0			36,571		5.0			-			-
Greene County Commercial Bank
As of June 30, 2016:
Total risk-based capital	$	23,065		40.8	%	$	4,518		8.0	%	$	5,648		10.0	%		32.840			0.625	%
Tier 1 risk-based capital		23,065		40.8			3,389		6.0			4,518		8.0			34.840			0.625
Common equity tier 1 capital		23,065		40.8			2,541		4.5			3,671		6.5			36.340			0.625
Tier 1 leverage ratio		23,065		8.1			11,409		4.0			14,262		5.0			4.086			0.625
As of June 30, 2015:
Total risk-based capital	$	19,853		45.0	%	$	3,526		8.0	%	$	4,408		10.0	%		-			-
Tier 1 risk-based capital		19,853		45.0			2,645		6.0			3,526		8.0			-			-
Common equity tier 1 capital		19,853		45.0			1,984		4.5			2,865		6.5			-			-
Tier 1 leverage ratio		19,853		9.0			8,796		4.0			10,995		5.0			-			-