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Acquisition and Strategic Transaction Hospira Text (Details) - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2018 | Mar. 31, 2017 | Dec. 31, 2017
Business Acquisition [Line Items] |  |  |
Business Combination, Contingent Consideration, Liability, Noncurrent | $ 0 | $ 19,000 | $ 19,000
Payments to Acquire Businesses, Gross |  | 255,800 |
Proceeds from Issuance of Debt | $ 0 | 75,000 | $ 75,000
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares |  |  | 3,200
contingent consideration gross |  |  | $ 225,000
Earn out Target |  | $ 1,000,000 |
Minimum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Adjusted EBITDA |  |  | 35,000
Maximum [Member] |  |  |
Business Acquisition [Line Items] |  |  |
Adjusted EBITDA |  |  | $ 40,000

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- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 + Details
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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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