(2) Summary of Significant Accounting Policies (Detail) - (Table 2)	3 Months Ended
Jun. 30, 2013	Jun. 30, 2012
Accounting Policies [Abstract]
Basic	8,196,635	8,202,076
Dilutive effect of:
Options	1,219,930
Restricted stock	104,927	94,760
Warrants	2,454,344	2,453,329
Series D preferred stock	5,319,149	5,319,149
Diluted	17,294,985	16,069,314

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method.

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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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+ Details