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Acquisition - Dispensing systems acquisition (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Apr. 06, 2017 | Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016 | Dec. 31, 2016
Business Acquisition [Line Items] |  |  |  |  |  |
Deferred income taxes |  | $ (395,181) | $ (251,112) | $ (395,181) | $ (251,112) | $ (298,420)
Cash paid at closing, net of cash acquired |  |  |  | 1,028,729 | 0 |
Total debt - principal |  | 3,123,622 | 1,828,674 | 3,123,622 | 1,828,674 | $ 1,571,192
Net sales |  | 1,266,930 | 1,139,643 | 3,094,150 | 2,807,023 |
Net income |  | 72,382 | 69,770 | 123,539 | 129,655 |
Dispensing Systems Business Acquisition [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | $ 245,000 |  |  |  |  |
Business acquisition, revenue reported by acquired entity for last annual period | 570,000 |  |  |  |  |
Cash paid at closing, net of cash acquired | 1,028,729 |  |  |  |  |
Goodwill, Period Increase (Decrease) |  | 17,600 |  |  |  |
Corporate Segment [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Total Acquisition Related Costs |  | 25,200 |  | 25,200 |  |
Costs attributed to announced acquisitions included in net income |  | 800 |  | 23,800 |  |
Net sales |  | 0 | $ 0 | 0 | 0 |
Dispensing Systems [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Net sales |  | 149,800 |  | 292,500 |  |
Net income |  | $ 21,000 |  | 28,700 |  |
Business Combination, Provisional Information, Inventory Write-up Adjustment, Before Income Taxes, Included in Net Income |  |  |  |  | $ 11,900 |
Business Combination, Provisional Information, Inventory Write-up Adjustment, Before Income Taxes Excluded From Net Income |  |  |  | $ 11,900 |  |
Customer Relationships [Member] | Dispensing Systems Business Acquisition [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | $ 220,000 |  |  |  |  |
Acquired finite-lived intangible assets, weighted average useful life | 22 years |  |  |  |  |
Technology And Know How [Member] | Dispensing Systems Business Acquisition [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill | $ 25,000 |  |  |  |  |
Acquired finite-lived intangible assets, weighted average useful life | 7 years |  |  |  |  |
Maximum [Member] | Property, Plant and Equipment [Member] | Dispensing Systems Business Acquisition [Member] |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Acquired Finite-Lived Property, Plant and Equipment, Weighted Average Useful Life | 35 years |  |  |  |  |

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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=84229725&loc=d3e1043-128460 + Details
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