Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2020	Jul. 31, 2019
REVENUES:
Revenues	$ 4,206	$ 4,767
COSTS AND EXPENSES:
Real estate land sales	2,679	3,655
Real estate operating expenses	677	559
General and administrative expenses:
Real estate operations	41	113
Corporate operations	726	894
Operating expenses	4,123	5,221
Operating income (loss)	83	(454)
Interest income, net	6	124
Other income	650	0
Income (loss) from operations before income taxes	739	(330)
Provision (benefit) for income taxes	146	(134)
Net income (loss)	$ 593	$ (196)
Basic and diluted earnings (loss) per share	$ 0.07	$ (0.02)
Weighted average number of common shares outstanding - basic	8,151	8,095
Weighted average number of common shares outstanding - diluted	8,182	8,095
Real estate land sales [Member]
REVENUES:
Revenues	$ 3,487	$ 4,291
Rental income [Member]
REVENUES:
Revenues	350	341
Other [Member]
REVENUES:
Revenues	$ 369	$ 135