Stockholders' Equity (Table Text Block)

12 Months Ended

Mar. 31, 2016

Stockholders' Equity Note [Abstract]

Common Stock Dividends

Common Stock Dividends
Declared Date		Per Share Amount	Record Date	Dividend Date
March 15, 2016	$	1.00	April 5, 2016	April 21, 2016
August 28, 2015		3.00	September 16, 2015	October 2, 2015
June 4, 2015		1.00	June 19, 2015	July 1, 2015
February 4, 2015		1.00	March 6, 2015	March 17, 2015
December 4, 2013		1.00	January 10, 2014	February 14, 2014