Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 30, 2013

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
	March 30, 2013		March 31, 2012
Cost of sales	$	68	$	105
Research and development		515		323
Selling, general and administrative		838		616
Total share-based compensation		1,421		1,044
Income tax benefit		—		—
Total share-based compensation, net of tax	$	1,421	$	1,044

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
	March 30, 2013		March 31, 2012
Weighted average common shares		24,657		24,353
Effect of dilutive stock options		—		—
		24,657		24,353