Other Intangible Assets

12 Months Ended

Jul. 01, 2011

Other Intangible Assets [Abstract]

Other Intangible Assets

Note 12.  Other Intangible Assets

Other intangible assets consist primarily of technology acquired in business combinations and are amortized on a straight-line basis over the respective estimated useful lives of the assets. Intangible assets as of July 1, 2011 were as follows:

	Weighted Average		Gross Carrying		Accumulated		Net Carrying
	Amortization Period		Amount		Amortization		Amount
	(in years)		(in millions)		(in millions)		(in millions)
Existing technology		9	$	127	$	59	$	68
Supply agreement		2		6		3		3
Total			$	133	$	62	$	71

In 2010, the Company acquired $11 million of intangibles as a result of the Hoya acquisition, primarily related to a glass substrate supply agreement and existing technology. Intangible assets as of July 2, 2010 were as follows:

	Weighted Average		Gross Carrying		Accumulated		Net Carrying
	Amortization Period		Amount		Amortization		Amount
	(in years)		(in millions)		(in millions)		(in millions)
Existing technology		9	$	127	$	45	$	82
Supply agreement		2		6		—		6
Total			$	133	$	45	$	88

Amortization expense for intangible assets was $17 million, $12 million and $11 million for 2011, 2010 and 2009, respectively. As of July 1, 2011, estimated future amortization expense for intangible assets is $16 million for 2012, $13 million for 2013 and 2014, $12 million for 2015, and $9 million for 2016.