Note 15 - Regulatory Capital Requirements: (Tables)

12 Months Ended

Jun. 30, 2013

Disclosure Text Block [Abstract]

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

	June 30,
	2013					2012
	(dollars in thousands)
California First National Bancorp	Amount		Ratio			Amount		Ratio
Tier 1 risk-based capital	$	180,289		32.9	%	$	195,751		39.5	%
Total risk-based capital	$	185,436		33.8	%	$	200,967		40.5	%
Tier 1 leverage capital	$	180,289		32.1	%	$	195,751		40.7	%
California First National Bank
Tier 1 risk-based capital	$	97,699		20.4	%	$	82,738		19.9	%
Total risk-based capital	$	102,358		21.4	%	$	86,840		20.8	%
Tier 1 leverage capital	$	97,699		20.4	%	$	82,738		22.4	%