Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Consolidated Statements Of Income [Abstract]
Net revenue	$ 2,606,572	$ 2,340,196	$ 2,066,737
Cost of sales (excluding amortization of acquired intangible assets)	1,069,987	978,032	864,992
Gross profit	1,536,585	1,362,164	1,201,745
Operating expenses:
Selling, general and administrative	645,010	600,369	553,968
Research and development	180,651	155,149	144,467
Amortization of acquired intangible assets	74,938	46,383	46,578
Restructuring expenses (note 22)	9,401	18,432	12,358
Litigation settlement expenses (note 23)	41,199		8,500
Acquisition related expenses (note 21)	6,123		10,076
Total operating expenses	957,322	820,333	775,947
Income from operations	579,263	541,831	425,798
Other income (loss), net:
Interest income	2,299	16,378	17,085
Interest expense	(36,156)	(28,355)	(28,236)
Loss attributable to equity method investments (note 7)	(15,833)
Other, net	(10,726)	(8,542)	4,096
Total other income (loss), net	(60,416)	(20,519)	(7,055)
Income before income taxes	518,847	521,312	418,743
Income taxes	114,255	205,724	76,459
Net income	$ 404,592	$ 315,588	$ 342,284
Basic earnings per share (note 12)	$ 2.83	$ 2.21	$ 2.42
Diluted earnings per share (note 12)	2.80	2.19	2.40
Dividend declared per share	$ 1.48	$ 1.40	$ 1.32
Basic shares outstanding (000's)	143,111	142,764	141,360
Diluted shares outstanding (000's)	144,484	143,987	142,453