NOTE 4 - DISPOSAL OF CONTINUING OPERATIONS (Details) - Schedule of Disposal Groups, Including Discontinued Operations, Income Statement, Balance Sheet and Additional Disclosures (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 27, 2014	Dec. 28, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Operating revenues	$ 107,900	$ 168,963
Operating costs	84,452	147,661
Gross profit	23,448	21,302
Selling, general and administrative expenses	16,568	22,080
Operating income (loss)	6,880	(778)
Golf Coast Engineering [Member] | Scenario, Adjustment [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Operating revenues		79,768
Operating costs		72,954
Gross profit		6,814
Selling, general and administrative expenses		2,748
Operating income (loss)		4,066
Golf Coast Engineering [Member] | Pro Forma [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Operating revenues		89,195
Operating costs		74,707
Gross profit		14,488
Selling, general and administrative expenses		19,332
Operating income (loss)		$ (4,844)