CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended
	Aug. 28, 2015	Aug. 29, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Cash received from customers	$ 34,357,443	$ 34,410,072
Miscellaneous income	10,237	16,786
Cash paid to suppliers and employees	(16,398,328)	(17,125,607)
Cash paid for operating expenses	(15,195,277)	(15,935,446)
Income taxes paid	(4,205)	(482,270)
Interest expenses paid	(99,512)	(139,867)
Net cash provided by operating activities	2,670,358	743,668
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(113,387)	(107,602)
Proceeds from sale of property, plant and equipment	0	243,944
Net cash (used in) provided by investing activities	(113,387)	136,342
CASH FLOWS FROM FINANCING ACTIVITIES
Debt proceeds	6,492,033	8,554,850
Debt repayments	(8,681,832)	(8,942,587)
Principal payments under capital lease obligation	(5,229)	0
Change in checks outstanding in excess of bank balances	160,663	165,174
Cash dividends paid	(352,868)	(366,645)
Net cash used in financing activities	(2,387,233)	(589,208)
Net change in cash and cash equivalents	169,738	290,802
Cash and cash equivalents at beginning of period	1,159,449	1,160,630
Cash and cash equivalents at end of period	1,329,187	1,451,432
Supplemental Cash Flow Information [Abstract]
Capital Lease Obligations Incurred	98,586
RECONCILIATION OF NET INCOME TO NET CASH FROM OPERATING ACTIVITIES
Net Income	889,598	767,226
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	973,396	988,948
Gain on sale of property and equipment	0	(243,944)
Stock based compensation	82,529	0
Changes in operating assets and liabilities:
Change in receivables - net	625,302	285,036
Change in inventories	(232,732)	(736,246)
Change in prepaid expenses	(205,704)	66,950
Change in other assets	63,254	32,327
Change in accounts payable	(232,815)	(62,254)
Change in accrued expenses	148,951	(293,856)
Change in salary continuation	3,747	(28,808)
Change in accrued income taxes	554,832	(31,711)
Net cash provided by operating activities	$ 2,670,358	$ 743,668