CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Oct. 31, 2012	Oct. 31, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 1,108	$ 1,486
Adjustments to reconcile cash flows from operating activities
Depreciation and amortization	1,520	980
Stock issued for services	91	0
Stock options issued to employees and directors	74	251
Changes in assets and liabilities
Accounts receivable	742	(51)
Inventories	123	(319)
Prepaid expenses and other current assets	(557)	(376)
Accounts payable	591	259
Customer deposits	(571)	(421)
Accrued liabilities	(426)	(888)
Gaming facility mandated payment	182	(666)
Other liabilities	88	42
Cash flows from operating activities	2,965	297
CASH FLOWS FROM INVESTING ACTIVITIES
Capital expenditures	(6,952)	(1,211)
Cash flows from investing activities	(6,952)	(1,211)
CASH FLOWS FROM FINANCING ACTIVITIES
Borrowings line of credit, net	440	115
Contributed capital	0	5
Borrowings of promissory notes, long-term debt and capital lease obligations	4,598	728
Repayments of promissory notes, long-term debt and capital lease obligations	(1,451)	(974)
Cash flows from financing activities	3,587	(126)
NET INCREASE (DECREASE) IN CASH	(400)	(1,040)
CASH, beginning of year	7,431	8,475
CASH, end of year	7,031	7,435
SUPPLEMENTAL DISCLOSURES OF CASH FLOW INFORMATION
Interest paid	677	181
Income taxes paid	783	634
NON CASH OPERATING ACTIVITY
Non cash stock issued for services	91	0
Non cash stock options issued to employees and directors	$ 74	$ 251