Employee Benefit Plans (Tables)

12 Months Ended

Dec. 28, 2013

Postemployment Benefits [Abstract]

Schedule of Net Periodic Benefit Cost of Swiss Plan

Net periodic benefit cost of the Swiss Plan was as follows:

(in thousands)	2013
Service cost	$	841
Interest cost		398
Expected return on assets		(267	)
Net periodic costs	$	972

Schedule of Benefit Obligation, Fair Value of Plan Assets, Funded Status and Liability of Swiss Plan

The following table sets forth the projected benefit obligation, the fair value of plan assets, the funded status and the liability we have recorded in our consolidated balance sheet related to the Swiss Plan:

(in thousands)	2013
Change in projected benefit obligation:
Benefit obligation at December 31, 2012	$	(23,541	)
Service cost		(841	)
Interest cost		(398	)
Actuarial gain		1,538
Participant contributions		(751	)
Benefits paid		704
Foreign currency exchange adjustment		(561	)
Benefit obligation at end of year		(23,850	)
Change in plan assets:
Fair value of plan assets at December 31, 2012		15,236
Return on assets, net of actuarial loss		(338	)
Employer contributions		751
Participant contributions		751
Benefits paid		(704	)
Foreign currency exchange adjustment		387
Fair value of plan assets at end of year		16,083
Net liability at December 28, 2013	$	(7,767	)

Schedule of Weighted-Average Actuarial Assumptions to Determine Benefit Obligation and Net Periodic Benefit Cost

Weighted-average actuarial assumptions used to determine the benefit obligation under the Swiss Plan are as follows:

	2013
Discount rate		2.3	%
Compensation increase		2.0	%

Weighted-average assumptions used to determine net periodic benefit cost of the Swiss Plan are as follows:

	2013
Discount rate		1.8	%
Rate of return on Assets		1.8	%
Compensation increase		2.0	%

Schedule of Post-Retirement Benefit Obligation to Funded Status and Liability

The following table sets forth the post-retirement benefit obligation, funded status and the liability we have recorded in our consolidated balance sheets:

(in thousands)	2013			2012
Accumulated benefit obligation at beginning of year	$	2,366		$	2,909
Service cost		15			16
Interest cost		86			120
Actuarial gain		(386	)		(617	)
Benefits paid		(60	)		(62	)
Accumulated benefit obligation at end of year		2,021			2,366
Plan assets at end of year		—			—
Funded status	$	(2,021	)	$	(2,366	)

Schedule of Stock Option Activity under Share-Based Compensation Plans

Stock option activity under our share-based compensation plans was as follows:

	2013					2012					2011
(in thousands, except per share data)	Shares			Wt. Avg. Ex. Price		Shares			Wt. Avg. Ex. Price		Shares			Wt. Avg. Ex. Price
Outstanding, beginning of year		3,113		$	12.62		3,112		$	13.01		3,210		$	12.89
Granted		470		$	9.83		437		$	10.50		157		$	13.33
Exercised		(117	)	$	7.55		(73	)	$	8.26		(123	)	$	9.03
Canceled		(380	)	$	16.37		(363	)	$	14.29		(132	)	$	14.24
Outstanding, end of year		3,086		$	11.93		3,113		$	12.62		3,112		$	13.01
Options exercisable at year end		2,195		$	12.46		2,209		$	13.52		2,112		$	14.44

Schedule of Stock Options Outstanding and Exercisable

Information about stock options outstanding at December 28, 2013 is as follows (options in thousands):

	Options Outstanding						Options Exercisable
Range of Exercise Prices	Number Outstanding		Approximate Wt. Avg. Remaining Life (Years)		Wt. Avg. Ex. Price		Number Exercisable		Wt. Avg. Ex. Price
$  7.32 - $ 10.98		1,666		7.1	$	8.82		889	$	7.73
$10.99 - $ 16.49		1,081		4.2	$	14.96		967	$	15.05
$16.50 - $ 24.74		334		1.2	$	17.37		334	$	17.37
$24.75 - $ 37.13		5		1.6	$	25.70		5	$	25.70
		3,086		5.4	$	11.93		2,195	$	12.46

Schedule of Restricted Stock Unit Activity under Share-Based Compensation Plans

Restricted stock unit activity under our share-based compensation plans was as follows:

	2013					2012					2011
(in thousands, except per share data)	Units			Wt. Avg. Fair Value		Units			Wt. Avg. Fair Value		Units			Wt. Avg. Fair Value
Outstanding, beginning of year		615		$	10.54		299		$	12.98		373		$	13.35
Granted		531		$	8.80		462		$	9.57		75		$	13.00
Released		(223	)	$	10.86		(108	)	$	13.27		(139	)	$	13.91
Canceled		(36	)	$	9.86		(38	)	$	13.92		(10	)	$	13.41
Outstanding, end of year		887		$	9.46		615		$	10.54		299		$	12.98

Schedule of Performance Based Stock Unit Activity under Share-Based Compensation Plans

Performance based stock unit activity under our share-based compensation plans was as follows:

	2013					2012
(in thousands, except per share data)	Units			Wt. Avg. Fair Value		Units			Wt. Avg. Fair Value
Outstanding, beginning of year		122		$	9.89		—			—
Granted		158		$	9.03		129		$	9.89
Released		(26	)	$	9.89		—			—
Canceled		(16	)	$	9.89		(7	)	$	9.89
Outstanding, end of year		238		$	9.32		122		$	9.89

Schedule of Weighted Average Assumptions to Value Share-Based Awards Granted

The following weighted average assumptions were used to value share-based awards granted:

Employee Stock Purchase Plan	2013	2012	2011
Dividend yield	2.6%	2.4%	1.9%
Expected volatility	38.4%	43.6%	42.4%
Risk-free interest rate	0.1%	0.1%	0.1%
Expected term of options	0.5 years	0.5 years	0.5 years
Weighted-average grant date fair value per share	$2.32	$2.78	$3.77

Employee Stock Options	2013	2012	2011
Dividend yield	2.6%	2.1%	2.0%
Expected volatility	44.9%	46.3%	45.8%
Risk-free interest rate	1.1%	1.2%	1.9%
Expected term of options	6.4 years	6.25 years	6.0 years
Weighted-average grant date fair value per share	$3.37	$3.87	$5.06
Restricted Stock Units	2013	2012	2011
Dividend yield	2.5%	2.3%	1.8%
Performance Stock Units	2013	2012
Dividend yield	2.5%	2.3%

Schedule of Reported Share-Based Compensation in Consolidated Financial Statements

Reported share-based compensation is classified in the consolidated financial statements as follows:

(in thousands)	2013		2012		2011
Cost of sales	$	390	$	417	$	420
Research and development		1,698		1,364		1,356
Selling, general and administrative		3,380		2,840		2,511
Total share-based compensation		5,468		4,621		4,287
Income tax benefit		—		—		—
Total share-based compensation, net of tax	$	5,468	$	4,621	$	4,287