Summary of Significant Accounting Policies (Tables)

9 Months Ended

Sep. 27, 2014

Accounting Policies [Abstract]

Schedule of Reported Share-Based Compensation in Condensed Consolidated Interim Financial Statements

Reported share-based compensation is classified, in the condensed consolidated interim financial statements, as follows (in thousands):

	Three Months Ended					Nine Months Ended
	September 27,			September 28,		September 27,			September 28,
	2014			2013		2014			2013
Cost of sales	$	85		$	50	$	350		$	250
Research and development		455			350		1,400			1,220
Selling, general and administrative		1,082			761		3,040			2,402
Total share-based compensation		1,622			1,161		4,790			3,872
Income tax benefit		(60	)		—		(157	)		—
Total share-based compensation, net	$	1,562		$	1,161	$	4,633		$	3,872

Computation of Basic and Diluted Income (Loss) Per Share

The following table reconciles the denominators used in computing basic and diluted income (loss) per share (in thousands):

	Three Months Ended				Nine Months Ended
	September 27,		September 28,		September 27,		September 28,
	2014		2013		2014		2013
Weighted average common shares		25,481		24,929		25,309		24,801
Effect of dilutive stock options		693		—		389		—
		26,174		24,929		25,698		24,801