Dividends	12 Months Ended
Mar. 31, 2011
Notes to Financial Statements [Abstract]
Dividends [Text Block]	25. DIVIDENDS On October 28, 2002, the Company announced that its Board of Directors had approved and instituted a quarterly cash dividend on its common stock. The initial quarterly dividend of $0.02 per share was paid on December 6, 2003 in the amount of $4.1 million. The Company has continued to pay quarterly dividends and has increased the amount of such dividends on a regular basis. Cash dividends paid per share amounted to $1.374, $1.359 and $1.346 during the years ended March 31, 2011, 2010 and 2009, respectively. Total dividend payments amounted to $256.8 million, $249.6 million and $246.7 million during the years ended March 31, 2011, 2010 and 2009, respectively.

Dividends

12 Months Ended

Mar. 31, 2011

Notes to Financial Statements [Abstract]

25. DIVIDENDS

On October 28, 2002, the Company announced that its Board of Directors had approved and instituted a quarterly cash dividend on its common stock. The initial quarterly dividend of $0.02 per share was paid on December 6, 2003 in the amount of $4.1 million. The Company has continued to pay quarterly dividends and has increased the amount of such dividends on a regular basis. Cash dividends paid per share amounted to $1.374, $1.359 and $1.346 during the years ended March 31, 2011, 2010 and 2009, respectively. Total dividend payments amounted to $256.8 million, $249.6 million and $246.7 million during the years ended March 31, 2011, 2010 and 2009, respectively.