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GOODWILL AND INTANGIBLE ASSETS - Narrative Finite Intangibles (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Jan. 01, 2017 | Dec. 25, 2015 | Dec. 26, 2014 | Jan. 04, 2016
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |
Amortization of intangible assets | $ 25,100 | $ 19,900 | $ 12,000 |
Aon Hewitt |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |
Intangible Assets |  |  |  | $ 35,300
Aon Hewitt | Customer relationships |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |
Intangible Assets |  |  |  | 34,900
Aon Hewitt | Technologies |  |  |  |
Acquired Finite-Lived Intangible Assets [Line Items] |  |  |  |
Intangible Assets |  |  |  | $ 400

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of intangible assets, excluding goodwill, acquired at 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=73530397&loc=d3e4845-128472 + Details
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