Earnings per Share (Details) (USD $)	3 Months Ended
	Jul. 31, 2014	Jul. 31, 2013
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net Income (Loss) Attributable to Parent	$ (115,000)	$ 172,000
Earnings Per Share, Basic		$ 0.03
Common Stock [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net Income (Loss) Attributable to Parent	(115,000)	172,000
Undistributed Earnings (Loss) Allocated to Participating Securities, Basic	0	12,000
Net Income (Loss) Available to Common Stockholders, Basic	$ (115,000)	$ 160,000
Weighted Average Number of Shares Outstanding, Basic	5,265,750	5,265,750
Earnings Per Share, Basic	$ (0.02)	$ 0.03