Note 5 - Earnings Per Share (Detail) - The Calculated Basic and Dilutive EPS (USD $)	3 Months Ended	6 Months Ended
Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Numerator (in Dollars)	$ (56,407)	$ 110,164	$ (6,868)	$ 221,352
Denominators:
Basic shares outstanding	1,586,664	1,583,460	1,586,664	1,583,460
Effect of dilutive securities (in Dollars)	$ 0	$ 0	$ 0	$ 0
Dilutive shares outstanding	1,586,664	1,583,460	1,586,664	1,583,460
Earnings per share:
Basic (in Dollars per share)	$ (0.04)	$ 0.07	$ 0.00	$ 0.14
Dilutive (in Dollars per share)	$ (0.04)	$ 0.07		$ 0.14

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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+ Details

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Reference 8: http://www.xbrl.org/2003/role/presentationRef

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-Glossary Net Income

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-Name Accounting Research Bulletin (ARB)

-Number 51

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-Appendix A

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+ Details

- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References+ Details

- Definition

Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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Reference 7: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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-Glossary Weighted-Average Number of Common Shares Outstanding

-URI http://asc.fasb.org/extlink&oid=6528421

+ Details