Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Apr. 28, 2012

Changes in Carrying Value of Goodwill

The changes in the carrying value of goodwill for each of our reportable segments for the fiscal year ended April 28, 2012 are as follows:

	Balance at April 30, 2011		Acquisition Activity		Other Activity		Balance at April 28, 2012
Dental supply	$	132,670	$	—	$	7	$	132,677
Rehabilitation supply		537,995		304		4,832		543,131
Veterinary supply		124,951		4,895		4,598		134,444
Total	$	795,616	$	5,199	$	9,437	$	810,252

Balances of Other Intangible Assets Excluding Goodwill

Balances of other intangible assets excluding goodwill are as follows:

	April 28, 2012			April 30, 2011
Unamortized—indefinite lived:
Copyrights, trade names and trademarks	$	76,464		$	76,422
Amortized:
Distribution agreement, customer lists and other		231,739			229,649
Less: Accumulated amortization		(95,646	)		(78,855	)
Net amortized intangible assets		136,093			150,794
Total identifiable intangible assets, net	$	212,557		$	227,216