v2.4.0.6

Quarterly Information (Unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2011	Oct. 01, 2011	Jul. 02, 2011	Apr. 02, 2011	Jan. 01, 2011	Oct. 02, 2010	Jul. 03, 2010	Apr. 03, 2010	Dec. 31, 2011	Jan. 01, 2011	Jan. 02, 2010
Details of Quarterly Information (Unaudited)
Revenue	$ 130,768	$ 120,373	$ 108,082	$ 106,277	$ 113,995	$ 94,223	$ 97,804	$ 94,930	$ 465,500	$ 400,952	$ 298,617
Gross margin	56,085	50,043	42,536	43,454	45,488	33,257	33,970	32,717	192,118	145,432	91,196
Net income (loss)	$ 10,638	$ 14,052	$ 8,024	$ 7,477	$ 7,000	$ 7,032	$ 5,314	$ 6,168	$ 40,191	$ 25,514	$ 3,330
Diluted income per share	$ 0.38	$ 0.50	$ 0.29	$ 0.27	$ 0.26	$ 0.27	$ 0.20	$ 0.24	$ 1.44	$ 0.96	$ 0.13

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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