Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jan. 31, 2023	Jan. 23, 2023	Jan. 31, 2022	Jan. 23, 2022
CASH FLOWS FROM OPERATING ACTIVITIES
Net Income	$ 431	$ 4,778	$ 5,091	$ 5,091	$ 10,612	$ 10,612
Adjustments to reconcile net income to net cash provided by operating activities
Depreciation and amortization				4,323		3,896
Gain on sale of airplane			0	0	(75)	(75)
Gain on sale of building				(69)		0
Deferred income tax expense			280	280	234	234
Stock awarded to director				352		0
Forgiveness of debt			0	0	(2,001)	(2,001)
Deferred compensation, restricted stock				229		456
Changes in operating assets and liabilities
Accounts receivable				(1,118)		(211)
Inventories				(503)		(81)
Contract assets			(1,252)	(1,252)		(1,191)
Prepaid expenses and other current assets				(2,545)		208
Accounts payable				3,899		419
Contract liability			4,043	4,043		(4,742)
Lease liability				141		112
Accrued liabilities				1,095		(126)
Gaming facility mandated payment				(257)		(117)
Income tax payable				(933)		1,153
Other current liabilities				262		209
Net cash provided by operating activities				13,038		8,755
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures				(4,298)		(5,312)
Proceeds from sale of airplane				0		75
Proceeds from sale of building				164		0
Net cash used in investing activities				(4,134)		(5,237)
CASH FLOWS FROM FINANCING ACTIVITIES
Repayments of long-term debt				(3,941)		(3,127)
Repurchase of common stock				(60)		(4)
Repayments on right-to-use lease liability				(194)		(194)
Purchase of noncontrolling interest in BHCMC, LLC				0		(7,659)
Net cash used in financing activities				(4,195)		(10,984)
NET INCREASE (DECREASE) IN CASH				4,709		(7,466)
CASH, beginning of period	$ 12,487	$ 22,022	$ 12,487	12,487	$ 22,022	22,022
CASH, end of period				17,196		14,556
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Interest paid				2,114		1,980
Income taxes paid				2,536		1,265
NON CASH INVESTING AND FINANCING ACTIVITY
Lease right-of-use assets purchased				541		0
Lease liability for purchase of assets under lease				541		0
Secured notes payable for purchase of noncontrolling interest in BHCMC, LLC, net				0		7,914
Notes receivable forgiven as part of purchase of noncontrolling interest in BHCMC, LLC				0		780
Deferred tax asset relating to the purchase of noncontrolling interest in BHCMC, LCC				0		2,344
Purchase of noncontrolling interest - note receivable and other liabilities				$ 0		$ 6,350