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Plans of Restructuring - Restructuring Reserve Roll Forward by Expense and Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 30, 2017 | Sep. 30, 2017 | Jul. 01, 2017 | Apr. 01, 2017 | Dec. 31, 2016 | Sep. 24, 2016 | Jun. 25, 2016 | Mar. 26, 2016 | Dec. 30, 2017 | Dec. 31, 2016 | Dec. 26, 2015
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve, beginning balance |  |  |  | $ 25,703 |  |  |  | $ 12,065 | $ 25,703 | $ 12,065 | $ 421
Provision | $ 0 | $ 0 | $ 0 | 0 | $ 16,080 | $ 5,370 | $ 20,383 | 4,058 | 0 | 45,891 | 34,931
Payments and other adjustments |  |  |  |  |  |  |  |  | (21,146) | (32,253) | (23,287)
Restructuring Reserve, ending balance | 4,557 |  |  |  | 25,703 |  |  |  | 4,557 | 25,703 | 12,065
Health Care Distribution [Member] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve, beginning balance |  |  |  | 25,238 |  |  |  | 12,062 | 25,238 | 12,062 | 421
Provision |  |  |  |  |  |  |  |  | 0 | 44,082 | 33,889
Payments and other adjustments |  |  |  |  |  |  |  |  | (20,681) | (30,906) | (22,248)
Restructuring Reserve, ending balance | 4,557 |  |  |  | 25,238 |  |  |  | 4,557 | 25,238 | 12,062
Technology and Value-Added Services [Member] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve, beginning balance |  |  |  | 465 |  |  |  | 3 | 465 | 3 | 0
Provision |  |  |  |  |  |  |  |  | 0 | 1,809 | 1,042
Payments and other adjustments |  |  |  |  |  |  |  |  | (465) | (1,347) | (1,039)
Restructuring Reserve, ending balance | 0 |  |  |  | 465 |  |  |  | 0 | 465 | 3
Severance costs [Member] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve, beginning balance |  |  |  | 22,354 |  |  |  | 9,103 | 22,354 | 9,103 | 120
Provision |  |  |  |  |  |  |  |  | 0 | 40,728 | 26,742
Payments and other adjustments |  |  |  |  |  |  |  |  | (19,136) | (27,477) | (17,759)
Restructuring Reserve, ending balance | 3,218 |  |  |  | 22,354 |  |  |  | 3,218 | 22,354 | 9,103
Facility closing costs [Member] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve, beginning balance |  |  |  | 2,454 |  |  |  | 2,151 | 2,454 | 2,151 | 301
Provision |  |  |  |  |  |  |  |  | 0 | 3,587 | 5,706
Payments and other adjustments |  |  |  |  |  |  |  |  | (1,139) | (3,284) | (3,856)
Restructuring Reserve, ending balance | 1,315 |  |  |  | 2,454 |  |  |  | 1,315 | 2,454 | 2,151
Other [Member] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |  |  |  |  |  |  |  |
Restructuring Reserve, beginning balance |  |  |  | $ 895 |  |  |  | $ 811 | 895 | 811 | 0
Provision |  |  |  |  |  |  |  |  | 0 | 1,576 | 2,483
Payments and other adjustments |  |  |  |  |  |  |  |  | (871) | (1,492) | (1,672)
Restructuring Reserve, ending balance | $ 24 |  |  |  | $ 895 |  |  |  | $ 24 | $ 895 | $ 811

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- Definition The sum of cash payments made as the result of exit or disposal activities and the amount of any reversal and other adjustment made during the period to the amount of a previously accrued liability. + References No definition available. + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
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