Segment and Geographic Data (Tables)

12 Months Ended

Apr. 27, 2019

Segment Reporting [Abstract]

Information about Reportable Segments

The following tables present information about our reportable segments:

	Fiscal Year Ended
	April 27, 2019		April 28, 2018		April 29, 2017
Consolidated net sales
United States	$	4,638,184	$	4,537,326	$	4,725,322
United Kingdom	597,953		583,057		547,968
Canada	338,386		345,300		319,837
Total	$	5,574,523	$	5,465,683	$	5,593,127
Dental net sales
United States	$	1,989,875	$	1,985,398	$	2,185,341
Canada	201,915		210,680		204,878
Total	$	2,191,790	$	2,196,078	$	2,390,219
Animal Health net sales
United States	$	2,620,104	$	2,524,887	$	2,496,899
United Kingdom	597,953		583,057		547,968
Canada	136,471		134,620		114,959
Total	$	3,354,528	$	3,242,564	$	3,159,826
Corporate net sales
United States	$	28,205	$	27,041	$	43,082
Total	$	28,205	$	27,041	$	43,082

	Fiscal Year Ended
	April 27, 2019		April 28, 2018		April 29, 2017
Consolidated net sales
Consumable	$	4,482,016	$	4,415,643	$	4,400,888
Equipment and software	753,805		709,253		834,526
Other	338,702		340,787		357,713
Total	$	5,574,523	$	5,465,683	$	5,593,127
Dental net sales
Consumable	$	1,214,814	$	1,251,642	$	1,321,764
Equipment and software	694,864		660,355		780,868
Other	282,112		284,081		287,587
Total	$	2,191,790	$	2,196,078	$	2,390,219
Animal Health net sales
Consumable	$	3,267,202	$	3,164,001	$	3,079,124
Equipment and software	58,941		48,898		53,658
Other	28,385		29,665		27,044
Total	$	3,354,528	$	3,242,564	$	3,159,826
Corporate net sales
Other	$	28,205	$	27,041	$	43,082
Total	$	28,205	$	27,041	$	43,082

	Fiscal Year Ended
	April 27, 2019			April 28, 2018			April 29, 2017
Operating income (loss) from continuing operations
Dental	$	179,236		$	229,201		$	263,671
Animal Health	81,472			78,058			88,132
Corporate	(122,992		)	(87,370		)	(63,875		)
Consolidated operating income from continuing operations	$	137,716		$	219,889		$	287,928
Depreciation and amortization
Dental	$	8,792		$	7,435		$	11,840
Animal Health	49,362			50,892			50,144
Corporate	24,619			25,489			21,834
Consolidated depreciation and amortization	$	82,773		$	83,816		$	83,818

Sales Information by Product

Information by Geographical Area

	April 27, 2019		April 28, 2018
Property and equipment, net
United States	$	295,381	$	278,508
United Kingdom	1,976		1,773
Canada	8,433		10,309
Total	$	305,790	$	290,590
	April 27, 2019		April 28, 2018
Total assets
Dental	$	641,721	$	853,555
Animal Health	2,156,723		2,128,800
Corporate	470,825		489,309
Total assets	$	3,269,269	$	3,471,664