Condensed Statement of Cash Flows (Unaudited) - USD ($)	9 Months Ended
	Jan. 31, 2025	Jan. 31, 2024
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income	$ 6,528,000	$ 5,558,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	363,000	364,000
(Gain) loss on sale of investments	(890,000)	32,000
Impairment on investments		22,000
Unrealized (gain) on equity investments	(1,505,000)	(2,149,000)
Provision for credit losses on accounts receivable	(18,000)	(3,000)
Reserve for obsolete inventory	39,000	(51,000)
Deferred income taxes	264,000	787,000
(Gain) loss on sales of assets	2,000	(8,000)
(Increase) decrease in:
Accounts receivable	193,000	(554,000)
Inventories	151,000	(594,000)
Prepaid expenses	(106,000)	515,000
Other receivables	27,000	22,000
Federal solar tax credit receivable	(2,375,000)
Income tax overpayment		88,000
Increase (decrease) in:
Accounts payable	57,000	(164,000)
Deferred gain on solar tax credit	47,000
Accrued expense	(63,000)	120,000
Income tax payable	460,000
Net cash from operating activities	3,174,000	3,985,000
CASH FLOWS FROM INVESTING ACTIVITIES:
Proceeds from sale of assets		8,000
(Purchase) of property and equipment	(359,000)	(263,000)
Proceeds from sale of marketable securities	670,000	520,000
(Purchase) of marketable securities	(806,000)	(556,000)
Distribution from investment in limited land partnership	269,000	12,000
Net cash from investing activities	(226,000)	(279,000)
CASH FLOWS FROM FINANCING ACTIVITIES:
(Purchase) of treasury stock	(32,000)	(364,000)
Dividends paid	(4,448,000)	(2,914,000)
Net cash from financing activities	(4,480,000)	(3,278,000)
NET CHANGE IN CASH AND CASH EQUIVALENTS	(1,532,000)	428,000
Cash and Cash Equivalents, beginning of period	7,112,000	4,943,000
Cash and Cash Equivalents, end of period	5,580,000	5,371,000
Supplemental Disclosure for Cash Flow Information:
Income taxes	320,000	1,230,000
Interest paid	1,000
Cash receipts for:
Income taxes	$ 19,000