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Stock-Based Compensation (Details) - USD ($) $ / shares in Units, shares in Thousands	3 Months Ended
	Apr. 01, 2017	Apr. 02, 2016
Stock-Based Compensation Fair Value Assumptions and Methodology [Abstract]
Weighted-average grant date fair value of options granted	$ 40.39	$ 34.63
Stock Options Outstanding Roll Forward [Abstract]
Options outstanding at beginning of period	2,697
Options granted	207	86
Options exercised	(415)
Options canceled	(43)
Options outstanding at end of period	2,446
Weighted-average exercise price of options outstanding at beginning of period	$ 106.55
Weighted-average exercise price of options granted	149.74	$ 122.65
Weighted-average exercise price of options exercised	89.05
Weighted average exercise price of options canceled	113.05
Weighted-average exercise price of options outstanding at end of period	$ 113.06
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]
Allocated stock-based compensation expense	$ 8,655,000	$ 15,841,000
Incremental stock-based compensation cost due to acceleration of awards	$ 7,000,000
Minimum
Stock Options Outstanding Roll Forward [Abstract]
Weighted-average exercise price of options outstanding at beginning of period	$ 38.09
Weighted-average exercise price of options granted	136.43
Weighted-average exercise price of options exercised	41.20
Weighted average exercise price of options canceled	87.06
Weighted-average exercise price of options outstanding at end of period	38.09
Maximum
Stock Options Outstanding Roll Forward [Abstract]
Weighted-average exercise price of options outstanding at beginning of period	139.51
Weighted-average exercise price of options granted	154.33
Weighted-average exercise price of options exercised	128.93
Weighted average exercise price of options canceled	136.43
Weighted-average exercise price of options outstanding at end of period	$ 154.33
Stock Options
Stock-Based Compensation Fair Value Assumptions and Methodology [Abstract]
Fair value assumptions, risk free interest rate	2.20%	1.50%
Fair value assumptions, expected life in years	6 years	5 years
Fair value assumptions, expected volatility	23.20%	28.60%
Fair value assumptions, expected dividends	$ 0	$ 0
Restricted Stock Plan
Unvested Awards Roll Forward
Shares granted	7
Weighted-average grant date fair value of shares granted	$ 136.43
Restricted Stock Unit Plan
Stock-Based Compensation by Award [Line Items]
Award vesting period	5 years
Unvested Awards Roll Forward
Unvested shares at beginning of period	453
Shares granted	105
Shares vested	(131)
Shares forfeited	(11)
Unvested shares at end of period	416
Weighted-average grant date fair value of shares unvested at beginning of period	$ 110.34
Weighted-average grant date fair value of shares granted	154.08
Weighted-average grant date fair value of shares vested	105.13
Weighted-average grant date fair value of shares forfeited	111.50
Weighted-average grant date fair value of shares unvested at end of period	$ 122.99
Performance Stock Unit Plan
Stock-Based Compensation Fair Value Assumptions and Methodology [Abstract]
Fair value assumptions, risk free interest rate	1.50%
Fair value assumptions, expected life in years	3 years
Fair value assumptions, expected volatility	23.20%
Fair value assumptions, expected volatility of peer companies	26.10%
Fair value assumptions, correlation coefficient	38.50%
Fair value assumptions, expected dividends	$ 0
Unvested Awards Roll Forward
Unvested shares at beginning of period	27
Shares granted	20
Unvested shares at end of period	47
Weighted-average grant date fair value of shares unvested at beginning of period	$ 171.16
Weighted-average grant date fair value of shares granted	198.78
Weighted-average grant date fair value of shares unvested at end of period	$ 184.40
Performance Stock Unit Plan | Minimum
Stock-Based Compensation by Award [Line Items]
Award vesting rights	0.00%
Performance Stock Unit Plan | Maximum
Stock-Based Compensation by Award [Line Items]
Award vesting rights	200.00%
Cost of sales [Member]
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]
Allocated stock-based compensation expense	$ 738,000	671,000
Selling and administrative expenses [Member]
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]
Allocated stock-based compensation expense	7,188,000	13,969,000
Research and development expenses [Member]
Stock-Based Compensation Allocation of Recognized Period Expense [Line Items]
Allocated stock-based compensation expense	$ 729,000	$ 1,201,000

X

- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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The estimated amount of dividends to be paid to holders of the underlying shares (expected dividends) over the option's term. Dividends are taken into account because payment of dividends to shareholders reduces the fair value of the underlying shares, and option holders generally do not receive dividends.

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The risk-free interest rate assumption that is used in valuing an option on its own shares.

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Weighted average expected volatility rate of share-based compensation awards.

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For presentations that combine terminations, the number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan or that expired.

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Weighted average price of options that were either forfeited or expired.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Number of options outstanding, including both vested and non-vested options.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Expected term of share-based compensation awards, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of share options (or share units) exercised during the current period.

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