Note 1 - Basis of Presentation	6 Months Ended
Dec. 31, 2012
Business Description and Basis of Presentation [Text Block]	NOTE 1- BASIS OF PRESENTATION The accompanying unaudited consolidated financial statements of California First National Bancorp (the “Company”) and its subsidiaries California First National Bank (“CalFirst Bank” or the “Bank”) and California First Leasing Corporation (“CalFirst Leasing”) have been prepared in accordance with generally accepted accounting principles for interim financial information and pursuant to the rules and regulations of the Securities and Exchange Commission. Accordingly, they do not include all of the information and footnotes required by generally accepted accounting principles for complete financial statements. The financial statements should be read in conjunction with the financial statements and notes thereto included in the Annual Report on Form 10-K for the year ended June 30, 2012. The material under the heading “Management’s Discussion and Analysis of Financial Condition and Results of Operations” is written with the presumption that the readers have read or have access to the 2012 Annual Report on Form 10-K, which contains Management’s Discussion and Analysis of Financial Condition and Results of Operations as of June 30, 2012 and for the year then ended. In the opinion of management, the unaudited financial statements contain all adjustments, consisting only of normal recurring adjustments, necessary for a fair statement of the balance sheet as of December 31, 2012 and the statements of earnings, comprehensive income, cash flows and stockholders’ equity for the periods presented. The results of operations for the three and six month periods ended December 31, 2012 are not necessarily indicative of the results of operations to be expected for the entire fiscal year ending June 30, 2013.

Note 1 - Basis of Presentation

6 Months Ended

Dec. 31, 2012

Business Description and Basis of Presentation [Text Block]

NOTE 1- BASIS OF PRESENTATION

The accompanying unaudited consolidated financial statements of California First National Bancorp (the “Company”) and its subsidiaries California First National Bank (“CalFirst Bank” or the “Bank”) and California First Leasing Corporation (“CalFirst Leasing”) have been prepared in accordance with generally accepted accounting principles for interim financial information and pursuant to the rules and regulations of the Securities and Exchange Commission. Accordingly, they do not include all of the information and footnotes required by generally accepted accounting principles for complete financial statements. The financial statements should be read in conjunction with the financial statements and notes thereto included in the Annual Report on Form 10-K for the year ended June 30, 2012. The material under the heading “Management’s Discussion and Analysis of Financial Condition and Results of Operations” is written with the presumption that the readers have read or have access to the 2012 Annual Report on Form 10-K, which contains Management’s Discussion and Analysis of Financial Condition and Results of Operations as of June 30, 2012 and for the year then ended.

In the opinion of management, the unaudited financial statements contain all adjustments, consisting only of normal recurring adjustments, necessary for a fair statement of the balance sheet as of December 31, 2012 and the statements of earnings, comprehensive income, cash flows and stockholders’ equity for the periods presented. The results of operations for the three and six month periods ended December 31, 2012 are not necessarily indicative of the results of operations to be expected for the entire fiscal year ending June 30, 2013.