Goodwill and Intangible Assets (Tables)

12 Months Ended

Oct. 26, 2012

Gross Carrying Amount and Accumulated Amortization Intangible Assets Other Than Goodwill

The gross carrying amount and accumulated amortization of our intangible assets other than goodwill as of October 26, 2012 and October 28, 2011, were as follows:

		October 26, 2012					October 28, 2011
In thousands	Weighted Average Amortization Period	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Finite lived other intangible assets:
Engineering drawings	6 years	$	2,900	$	(2,900	)	$	2,900	$	(2,537	)
Customer relationships	16 years		340,200		(46,630	)		181,700		(25,172	)
Backlog	1 year		17,018		(17,018	)		10,497		(8,317	)
Non-compete agreements	5 year		5,800		(5,750	)		5,800		(5,409	)
Patents	19 years		91,184		(14,704	)		91,218		(9,891	)
Unpatented technology	20 years		32,836		(2,512	)		32,836		(784	)
Subtotal	16 years		489,938		(89,514	)		324,951		(52,110	)
Indefinite-lived other intangible assets:
Trademarks			188,800		—			112,600		—
Total other intangible assets		$	678,738	$	(89,514	)	$	437,551	$	(52,110	)

Changes In Carrying Amount Goodwill

Changes in the carrying amount of goodwill in 2012 and 2011 are as follows:

In thousands	Underground Mining Machinery			Surface Mining Equipment			Consolidated
Balance as of October 29, 2010	$	115,137		$	10,549		$	125,686
Goodwill acquired during the year		—			301,228			301,228
Translation adjustments and other		567			997			1,564
Balance as of October 28, 2011		115,704			312,774			428,478
Goodwill acquired/adjusted during the year		908,567			45,760			954,327
Translation adjustments and other		(57	)		(390	)		(447	)
Balance as of October 26, 2012	$	1,024,214		$	358,144		$	1,382,358

Estimated Future Annual Amortization Expense

Estimated future annual amortization expense is as follows:

In thousands
For the fiscal year ending:
2013	$	29,323
2014		29,220
2015		29,170
2016		29,072
2017		26,402