XML 70 R51.htm IDEA: XBRL DOCUMENT v3.5.0.1
Note H - Provision for Income Taxes (Details) - USD ($)
12 Months Ended
Apr. 30, 2016
Apr. 30, 2015
Apr. 30, 2014
Current $ 7,800,000 $ 13,610,000 $ 15,466,000
Deferred (898,000) 3,934,000 (2,923,000)
$ 6,902,000 $ 17,544,000 $ 12,543,000