Stockholders' Equity (Table Text Block)

6 Months Ended

Sep. 30, 2018

Stockholders' Equity [Abstract]

Summary of dividends declared and/or paid

Common Stock Dividends
Declared Date		Per Share Amount	Record Date	Dividend Paid Date
August 23, 2018	$	0.50	September 10, 2018	September 24, 2018
June 6, 2018		0.50	June 21, 2018	July 5, 2018
March 8, 2018		0.50	March 23, 2018	April 6, 2018