Statements of Cash Flows (USD $)	9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Cash Flows from Operating Activities:
Net income	$ 2,636,672	$ 1,866,089
Adjustments to reconcile net income to net cash provided by operating activities:
Excess tax benefits from share-based compensation	(26,835)	(26,242)
Stock-based compensation	42,051	77,721
Depreciation	336,403	333,354
ESOP compensation expense	333,389	427,987
Loss on disposal of assets	233	13
Deferred income tax	63,715	48,130
Changes in assets and liabilities:
(Increase) decrease in trade receivables, net	(984,778)	2,401,748
Decrease (increase) in income tax receivable	774,880	(188,276)
Increase in inventories	(2,172,380)	(567,843)
(Increase) decrease in prepaid expenses and other current assets	(67,950)	86,674
Increase in accounts payable	959,648	32,059
Decrease in accrued salaries, wages and commissions	(104,707)	(17,415)
Decrease in vacation accrual	(48,633)	(1,295)
Decrease in ESOP payable	(73,125)	(204,166)
Decrease in other accrued expenses	(437,007)	(455,801)
(Decrease) increase in payroll & other taxes withheld and accrued	(1,010)	9,087
Increase (decrease) in income taxes payable	26,835	(404,221)
Net cash provided by operating activities	1,257,401	3,417,603
Cash Flows from Investing Activities:
Additions to property, plant & equipment	(162,822)	(659,762)
Proceeds from loan receivable		25,194
Purchase of investment securities	(2,599,572)	(2,311,639)
Proceeds from sale/maturity of investment securities	3,262,397	1,535,000
Net cash provided by (used in) investing activities	500,003	(1,411,207)
Cash Flows from Financing Activities:
Dividends on common stock	(1,698,306)	(3,918,205)
Purchase of treasury stock	(320,504)
Proceeds from exercise of stock options	115,556	257,465
Excess tax benefits from share-based compensation	26,835	26,242
Net cash used in financing activities	(1,876,419)	(3,634,498)
Decrease in cash and cash equivalents	(119,015)	(1,628,102)
Cash and cash equivalents, beginning of period	9,556,891	9,888,628
Cash and cash equivalents, end of period	9,437,876	8,260,526
Supplemental Schedule of Cash Flow Information:
Income taxes paid	$ 59,000	$ 1,257,200