Stock Buyback	12 Months Ended
Mar. 31, 2013
Stock Buyback [Abstract]
Stock Buyback	Note 10. Stock Buyback On April 28, 2003, the Company's Board of Directors approved a stock buyback program. As of March 31, 2013, the Board of Directors has authorized the purchase of up to 3,593,350 shares of outstanding common stock under the buyback program. Shares may be purchased from time to time in the open market, by block purchase, or through negotiated transactions, or possibly other transactions managed by broker-dealers. No time limit has been set for completion or expiration of the program. As of March 31, 2013, the Company had purchased 3,505,187 shares for approximately $30.7 million, or an average of $8.76 per share. Of the total shares repurchased, none were purchased in fiscal years 2013 or 2012, and 2,300 shares were repurchased in fiscal year 2011 at an average price of $13.96 per share. As of March 31, 2013, 88,163 shares remained available for repurchase under this program. The Company also withholds shares from its employees and directors, at their request, equal to the minimum federal and state tax withholdings related to vested performance stock units, stock option exercises and restricted stock awards. For fiscal years 2013, 2012, and 2011 the total value of shares withheld for taxes was $2,161,900, $1,888,000, and $1,569,000, respectively.

Note 10. Stock Buyback

On April 28, 2003, the Company's Board of Directors approved a stock buyback program. As of March 31, 2013, the Board of Directors has authorized the purchase of up to 3,593,350 shares of outstanding common stock under the buyback program. Shares may be purchased from time to time in the open market, by block purchase, or through negotiated transactions, or possibly other transactions managed by broker-dealers. No time limit has been set for completion or expiration of the program. As of March 31, 2013, the Company had purchased 3,505,187 shares for approximately $30.7 million, or an average of $8.76 per share. Of the total shares repurchased, none were purchased in fiscal years 2013 or 2012, and 2,300 shares were repurchased in fiscal year 2011 at an average price of $13.96 per share. As of March 31, 2013, 88,163 shares remained available for repurchase under this program.

The Company also withholds shares from its employees and directors, at their request, equal to the minimum federal and state tax withholdings related to vested performance stock units, stock option exercises and restricted stock awards. For fiscal years 2013, 2012, and 2011 the total value of shares withheld for taxes was $2,161,900, $1,888,000, and $1,569,000, respectively.