Condensed Consolidated Statements of Cash Flows (USD $)	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Statement of Cash Flows [Abstract]
Net earnings	$ 151,839	$ 233,498
Depreciation and amortization	14,771	12,545
Bad debt expense		450
Inventory reserve		4,337
(Benefit) for deferred income taxes	(8,671)	(102)
Accounts and trade notes receivables	(1,025,202)	(789,433)
Inventories	(199,460)	(183,326)
Lease and mortgage receivables	8,730	22,675
Other current assets	(539,078)	(39,033)
Accounts payable and accrued expenses	1,716,995	115,866
Accrued employee expenses	(254,056)	(321,670)
Income taxes payable	103,855	64,885
Unearned income	(5,001)
Customer deposits	3,928,877	763,453
Net cash provided (used) by operating activities	3,893,599	(115,855)
Capital expenditures	(23,540)
Net cash used by investing activities	(23,540)
Net increase (decrease) in cash and cash equivalents	3,870,059	(115,855)
Cash and cash equivalents at beginning of period	6,527,940	6,907,020
Cash and cash equivalents at end of period	10,397,999	6,791,165
Cash paid during the period for income taxes		$ 78,000