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ACQUISITION - Final Estimate for the Components of Identifiable Intangible Assets and Their Estimated Useful Lives (Details) (USD $) |  | 12 Months Ended |  |  | 0 Months Ended |  | 0 Months Ended |  | 0 Months Ended |
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Dec. 27, 2013 | Dec. 27, 2013 Customer relationships | Dec. 27, 2013 Trade name/trademarks | Dec. 27, 2013 Non-compete agreement | Dec. 27, 2013 MDT Personnel, LLC | Feb. 04, 2013 MDT Personnel, LLC | Feb. 04, 2013 MDT Personnel, LLC Customer relationships | Dec. 27, 2013 MDT Personnel, LLC Customer relationships | Feb. 04, 2013 MDT Personnel, LLC Trade name/trademarks | Dec. 27, 2013 MDT Personnel, LLC Trade name/trademarks | Feb. 04, 2013 MDT Personnel, LLC Non-compete agreement | Dec. 27, 2013 MDT Personnel, LLC Non-compete agreement
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Estimated Fair Value | $ 19,900,000 | $ 16,800,000 | $ 1,700,000 | $ 1,400,000 | $ 10,200,000 | $ 10,200,000 | $ 7,800,000 | $ 7,800,000 |  | $ 1,000,000 | $ 1,400,000 | $ 1,400,000
Estimated Useful Life |  | 8 years | 1 year | 5 years |  |  | 8 years |  | 1 year 6 months |  | 5 years |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275 + Details
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=25498275&loc=d3e2207-128464 + Details
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