INTERIM CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	6 Months Ended
	Nov. 27, 2015	Nov. 28, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Cash received from customers	$ 67,004,127	$ 66,806,920
Miscellaneous income	19,116	23,275
Cash paid to suppliers and employees	(31,645,264)	(31,360,105)
Cash paid for operating expenses	(29,944,607)	(32,038,530)
Income taxes paid	(4,205)	(761,558)
Interest expenses paid	(185,691)	(230,450)
Net cash provided by operating activities	5,243,476	2,439,552
CASH FLOWS FROM INVESTING ACTIVITIES
Purchase of property, plant and equipment	(339,639)	(713,604)
Proceeds from sale of property, plant and equipment	6,250	254,356
Net cash (used in) investing activities	(333,389)	(459,248)
CASH FLOWS FROM FINANCING ACTIVITIES
Debt proceeds	11,672,910	15,825,219
Debt repayments	(14,943,103)	(16,007,227)
Principal payments under capital lease obligation	(13,125)	0
Change in checks outstanding in excess of bank balances	453,447	(42,543)
Cash dividends paid	(733,965)	(733,290)
Net cash (used in) financing activities	(3,563,836)	(957,841)
Net change in cash and cash equivalents	1,346,251	1,022,463
Cash and cash equivalents at beginning of period	1,159,449	1,160,630
Cash and cash equivalents at end of period	2,505,700	2,183,093
Supplemental Cash Flow Information [Abstract]
Capital Lease Obligations Incurred	98,586
RECONCILIATION OF NET INCOME TO NET CASH FROM OPERATING ACTIVITIES
Net Income	1,489,149	807,953
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	1,941,633	1,975,180
Gain on sale of property and equipment	(6,250)	(252,806)
Stock based compensation	157,325	0
Changes in operating assets and liabilities:
Change in receivables - net	1,273,939	652,558
Change in inventories	(167,427)	309,766
Change in prepaid expenses	74,430	(213,042)
Change in other assets	112,238	85,262
Change in accounts payable	(249,479)	445,177
Change in accrued expenses	(327,267)	(1,049,570)
Change in salary continuation	3,249	(58,196)
Change in accrued income taxes	941,936	(262,730)
Net cash provided by operating activities	$ 5,243,476	$ 2,439,552