Financial Instruments Measured at Fair Value - Derivatives (Details) (USD $) | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 28, 2014 | Jun. 28, 2014 | Jun. 28, 2014 | Jun. 28, 2014 | Dec. 31, 2011 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Jun. 29, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Dec. 31, 2013 | Jun. 28, 2014 | Jun. 28, 2014 | Jun. 28, 2014 | Jun. 28, 2014 | Dec. 31, 2013 |
In Thousands, unless otherwise specified | Senior Debentures Due in 2018 [Member] | Senior Notes Due in 2013 [Member] | Notes Due in 2018 [Member] | Notes Due in 2020 [Member] | Interest rate swaps designated as fair value hedges [Member] | Interest rate swaps designated as fair value hedges [Member] | Interst Rate Swaps Converting Senior Notes Due in 2013 [Member] | Interst Rate Swaps Converting Senior Notes Due in 2013 [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Interest Rate Swaps Converting Senior Notes Due in 2013 [Member] | Interest Rate Swaps Converting Senior Notes Due in 2013 [Member] | Interest Rate Swaps Converting Senior Notes Due in 2013 [Member] | Fair Value Hedging [Member] | Fair Value Hedging [Member] | Fair Value Hedging [Member] | Fair Value Hedging [Member] | Fair Value Measurement [Domain] | Fair Value Measurement [Domain] | Fair Value Measurement [Domain] | Fair Value Measurement [Domain] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Not Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Fair Value Hedging [Member] | Fair Value Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | Cash Flow Hedging [Member] | 2014 Acquisition [Member] | 2013 Acquisition [Member] | 2013 Acquisition [Member] | Contingent Consideration [Member] | Contingent Consideration [Member] |
| | | | | Senior Debentures Due in 2018 [Member] | Notes Due in 2020 [Member] | | | | | | | | | | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | | | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | | | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | Designated as Hedging Instrument [Member] | | | | Fair Value, Measurements, Recurring [Member] | Fair Value, Measurements, Recurring [Member] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other Current Assets [Member] | Other Current Assets [Member] | Accrued Liabilities [Member] | Accrued Liabilities [Member] | | | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Interest Rate Swap [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | Foreign Exchange Contract [Member] | | | | Fair Value, Inputs, Level 3 [Member] | Fair Value, Inputs, Level 3 [Member] |
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Other Assets [Member] | Other Assets [Member] | | | | | | | | | Other Current Assets [Member] | Other Current Assets [Member] | Accrued Liabilities [Member] | Accrued Liabilities [Member] | | | | | |
Derivatives, Fair Value [Line Items] | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Notional Amount | $358,922 | $445,684 | ' | ' | ' | ' | $50,000 | $50,000 | ' | $175,000 | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative, Fair Value, Net | -225 | -654 | ' | ' | ' | ' | 104 | 166 | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | -248 | -819 | ' | | ' | | ' | | ' | | 844 | 1,275 | -1,092 | -2,094 | 23 | 165 | 270 | 0 | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | 185 | 368 | -432 | -203 | ' | ' | ' | ' | ' |
Debt Instrument, Interest Rate, Stated Percentage | ' | ' | 6.88% | 6.88% | 3.00% | 6.00% | ' | ' | ' | 2.63% | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Debt Instrument, Interest Rate, Effective Percentage | ' | ' | ' | ' | ' | ' | 5.50% | 4.20% | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Cash Paid for Termination of Net Investment Hedges | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | 7,700 | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative Instrument Gain Loss Reclassified Into Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | -324 | ' | ' | | ' | | ' | | ' | | -163 | -222 | 70 | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative Instruments, Gain (Loss) Recognized in Income, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | -1,685 | [1] | 194 | [1] | 228 | [1] | -940 | [1] | ' | ' | ' | 0 | [2] | 0 | [2] | 0 | [2] | 0 | [2] | 0 | [2] | 0 | [2] | 0 | [2] | 0 | [2] | ' | ' | -1,685 | [1] | 194 | [1] | 228 | [1] | -940 | [1] | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income, Effective Portion, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | 0 | [3] | 0 | [3] | 0 | [3] | 3,132 | [3] | -22 | [4] | -441 | [4] | -390 | [4] | -500 | [4] | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | -163 | [3] | -222 | [3] | -324 | [3] | -222 | [3] | -69 | [4] | 228 | [4] | 67 | [4] | 480 | [4] | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | 0 | [3] | 0 | [3] | 0 | [3] | 292 | [3] | 0 | [4] | 0 | [4] | 0 | [4] | 0 | [4] | ' | ' | ' | ' | ' | ' | ' | ' | ' |
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | 12,698 | 5,845 |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | 9,000 | 6,000 | 23,400 | ' | ' |
Fair Value Measurement Contingent Consideration-Current | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | 4,155 | 2,123 |
Fair Value Measurement Contingent Consideration Non-Current | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | ' | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | | ' | ' | ' | ' | ' | ' | ' | $8,543 | $3,722 |
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[1] | The amount of gain (loss) recognized in income on derivatives is recorded in "Cost of sales" in the company's consolidated statements of operations. |
[2] | The amount of gain (loss) recognized in income on derivatives is recorded in "Interest and other financing expense, net" in the company's consolidated statements of operations. |
[3] | Both the effective and ineffective portions of any gain (loss) reclassified or recognized in income are recorded in "Interest and other financing expense, net" in the company's consolidated statements of operations. |
[4] | Both the effective and ineffective portions of any gain (loss) reclassified or recognized in income are recorded in "Cost of sales" in the company's consolidated statements of operations. |