Note 10 - Subsequent Events
 9 Months Ended
Dec. 31, 2018
Notes to Financial Statements  
Subsequent Events [Text Block]

NOTE
10.
SUBSEQUENT EVENTS
 
On
January 
23,
2019
we announced that our Board had declared a quarterly cash dividend of
$1.00
per share of Common Stock to be paid
February 
28,
2019
to shareholders of record as of the close of business
February 
4,
2019
.