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Financial Instruments and Derivative Instruments - Interest Rate Swaps (Details) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Feb. 12, 2016 USD ($) item | Sep. 30, 2018 USD ($) | Oct. 01, 2017 USD ($) | Sep. 30, 2018 USD ($) | Oct. 01, 2017 USD ($)
Foreign Currency Hedges |  |  |  |  |
Percent of forecasted intercompany purchase transactions hedged with foreign subsidiaries |  |  |  | 70.00% |
Term loan facility | Term Loan due February 2021 |  |  |  |  |
Interest Rate Swaps |  |  |  |  |
Face amount | $ 300.0 |  |  |  |
Amount drawn |  |  |  | $ 300.0 |
Senior unsecured revolving credit facility |  |  |  |  |
Interest Rate Swaps |  |  |  |  |
Amount drawn |  | $ 45.0 |  | 45.0 |
Borrowing capacity | $ 500.0 |  |  |  |
Interest Rate Swaps | Designated | Cash Flow Hedging |  |  |  |  |
Interest Rate Swaps |  |  |  |  |
Number of derivative contracts entered | item | 2 |  |  |  |
Derivative fixed interest rate | 1.31375% |  |  |  |
Derivative notional amount | $ 225.0 |  |  |  |
Gain (loss) recognized in Accumulated Other Comprehensive Loss, effective portion |  | $ 0.1 | $ (0.1) | $ 2.4 | $ (0.4)
LIBOR | Interest Rate Swaps | Designated | Cash Flow Hedging |  |  |  |  |
Interest Rate Swaps |  |  |  |  |
Derivative, floor interest rate | 0.00% |  |  |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Floor rate on an interest rate derivative such as an interest rate floor or collar. If market rates falls below the floor rate, a payment or receipt is triggered on the contract. + References No definition available. + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
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- Definition The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(16)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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