CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2020	Apr. 30, 2019
REVENUES:
Revenues	$ 18,783	$ 12,754
COSTS AND EXPENSES:
Real estate land sales	13,308	10,775
Corporate land sales	477	0
Real estate operating expenses	1,979	990
General and administrative:
Real estate operations	466	625
Corporate operations	2,537	3,589
Write-off of deferred purchase price, net	5,046	0
Pension settlement	2,929	0
Operating expenses	26,742	15,979
Operating loss from continuing operations	(7,959)	(3,225)
Interest income, net	334	52
Loss from continuing operations before income taxes	(7,625)	(3,173)
Benefit for income taxes	(1,722)	(708)
Loss from continuing operations	(5,903)	(2,465)
Income from discontinued operations, net of income taxes (Note 2)	0	3,992
Net (loss) income	$ (5,903)	$ 1,527
Basic and diluted (loss) earnings per share
Continuing operations	$ (0.73)	$ (0.30)
Discontinued operations	0.00	0.49
(Loss) Earnings per share, net	$ (0.73)	$ 0.19
Weighted average number of common shares outstanding - basic	8,134	8,099
Weighted average number of common shares outstanding - diluted	8,134	8,145
Real estate land sales [Member]
REVENUES:
Revenues	$ 15,976	$ 12,313
Corporate Land Sales [Member]
REVENUES:
Revenues	665	0
Rental income [Member]
REVENUES:
Revenues	796	0
Other [Member]
REVENUES:
Revenues	$ 1,346	$ 441