Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2024	Jul. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 2,246	$ 719
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,596	1,423
Deferred income tax expense	0	0
Gain on sale of airplanes	0	(440)
Deferred compensation, restricted stock	69	(249)
Changes in operating assets and liabilities:
Accounts receivable	(1,550)	533
Inventory	(107)	(100)
Contract assets	1,436	(1,276)
Prepaid expenses and other assets	(154)	1,466
Accounts payable	(446)	(1,152)
Contract liability	2,116	3,225
Lease liability	50	48
Accrued liabilities	11	(5,179)
Gaming facility mandated payment	(365)	(281)
Income tax payable	(2,077)	265
Other liabilities	127	136
Net cash provided by operating activities	2,952	(862)
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(1,182)	(901)
Proceeds from sale of airplanes	0	440
Net cash used in investing activities	(1,182)	(461)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of long-term debt	(1,199)	(1,338)
Repayments on right-to-use lease liability	(66)	(65)
Repurchase of common stock	(464)	(5,035)
Net cash used in financing activities	(1,729)	(6,438)
NET INCREASE (DECREASE) IN CASH	41	(7,761)
CASH, beginning of period	17,792	21,997
CASH, end of period	17,833	14,236
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION:
Interest paid	568	637
Income taxes paid	2,908	0
NON CASH INVESTING AND FINANCING ACTIVITY:
Lease right-of-use assets purchased	672	0
Lease liability for purchase of assets under lease	$ 672	$ 0