Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Apr. 29, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

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 29, 2017 are as follows:

	Balance at April 30, 2016		Other Activity			Balance at April 29, 2017
Dental	$	139,129	$	(840	)	$	138,289
Animal Health	677,463		(2,205		)	675,258
Corporate	—		—			—
Total	$	816,592	$	(3,045	)	$	813,547

Balances of Other Intangible Assets Excluding Goodwill

Balances of other intangible assets, excluding goodwill, are as follows:

	April 29, 2017						April 30, 2016
	Gross		Accumulated Amortization		Net		Gross		Accumulated Amortization		Net
Unamortized - indefinite lived:
Copyrights, trade names and trademarks	$	29,900	$	—	$	29,900	$	29,900	$	—	$	29,900
Amortized - definite lived:
Customer relationships	353,237		67,483		285,754		356,707		44,953		311,754
Trade names and trademarks	129,426		35,580		93,846		130,516		22,454		108,062
Developed technology and other	54,209		38,273		15,936		154,013		94,432		59,581
Total amortized intangible assets	536,872		141,336		395,536		641,236		161,839		479,397
Total identifiable intangible assets	$	566,772	$	141,336	$	425,436	$	671,136	$	161,839	$	509,297