Acquisition, Goodwill Impairment and Long-lived Asset Impairment Acquisition, Goodwill Impairment and Long-lived Asset Impairment (Tables)

12 Months Ended

Dec. 29, 2012

Acquisitions and Goodwill and Long Lived Asset Impairment [Abstract]

Purchase price allocation

Recognized amounts of identifiable assets acquired and liabilities assumed:

	Amount
Cash and equivalents	$	1,239
Account receivables	724
Inventories	1,440
Property, plant and equipment – machinery and equipment	616
Other assets	227
Developed technology (included in intangibles)	9,042
Customer relationships (included in intangibles)	1,040
In-process research and development (included in intangibles)	308
Liabilities	(1,603		)
Total identifiable net assets	13,033
Goodwill	11,610
Total Purchase Consideration	$	24,643

Identifiable intangible assets acquired

The following table summarizes the identifiable intangible assets acquired as part of the acquisition, and adjustments to carrying value include foreign currency translation adjustments and adjustments to preliminary purchase price allocation during the year:

	Net carrying value as of December 31, 2011		Adjustments to carrying value during 2012			Amortization expense during 2012			Net carrying amount as of December 29, 2012
Developed technology	$	8,603	$	279		$	(1,752	)	$	7,130
Customer relationships	957		12			(330		)	639
In-process research and development	316		(316		)	—			—
Total identifiable intangible assets acquired	$	9,876	$	(25	)	$	(2,082	)	$	7,769

	Fair Value as of acquisition date, November 21, 2011		Adjustments to carrying value during 2011			Amortization expense during 2011			Net carrying amount as of December 31, 2011
Developed technology	$	9,200	$	(393	)	$	(204	)	$	8,603
Customer relationships	1,040		(45		)	(38		)	957
In-process research and development	330		(14		)	—			316
Total identifiable intangible assets acquired	$	10,570	$	(452	)	$	(242	)	$	9,876

Pro forma financial information

The unaudited pro forma financial information combines the historical results of Nanometrics for fiscal year 2011 and 2010, the historical results of Nanda for the twelve months ended December 31, 2011 and December 31, 2010, respectively, and the effects of the pro forma adjustments described above.

	Fiscal Years Ended
(In thousands, except per share amounts)	December 31, 2011		January 1, 2011
Total revenues	$	232,418	$	188,685
Net income	24,939		45,544
Net income per share:
Basic	1.10		2.08
Diluted	1.06		1.98