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Revenue Disaggregated Revenue by Product Line (Details) - USD ($) | 3 Months Ended
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Mar. 31, 2018 | Mar. 31, 2017
Disaggregation of Revenue [Line Items] |  |
Revenues | $ 372,033,000 | $ 247,739,000
Infusion Consumables [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenues | 119,911,000 | 75,713,000
IV Solutions [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenues | 144,440,000 | 97,370,000
Infusion Systems [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenues | 93,439,000 | 46,670,000
Critical Care [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenues | 14,243,000 | 12,396,000
Other Revenue [Member] |  |
Disaggregation of Revenue [Line Items] |  |
Revenues | $ 0 | $ 15,590,000

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
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