Consolidated Statements Of Income - USD ($) shares in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Net revenue	$ 2,957,013,000	$ 2,606,572,000	$ 2,340,196,000
Cost of sales	1,189,624,000	1,069,987,000	978,032,000
Amortization of acquired intangible assets	49,603,000	42,514,000	27,266,000
Total cost of sales	1,239,227,000	1,112,501,000	1,005,298,000
Gross profit	1,717,786,000	1,494,071,000	1,334,898,000
Operating expenses:
Selling, general and administrative	676,689,000	645,010,000	600,369,000
Research and development	201,946,000	180,651,000	155,149,000
Amortization of acquired intangible assets	30,092,000	32,424,000	19,117,000
Restructuring expenses (note 19)		9,401,000	18,432,000
Litigation settlement expenses (note 20)	(600,000)	41,199,000
Acquisition related expenses (note 18)		6,123,000
Total operating expenses	908,127,000	914,808,000	793,067,000
Income from operations	809,659,000	579,263,000	541,831,000
Other income (loss), net:
Interest income	1,021,000	2,299,000	16,378,000
Interest expense	(40,377,000)	(36,156,000)	(28,355,000)
Loss attributable to equity method investments (note 6)	(25,058,000)	(15,833,000)
Other, net (note 13)	(12,157,000)	(10,726,000)	(8,542,000)
Total other income (loss), net	(76,571,000)	(60,416,000)	(20,519,000)
Income before income taxes	733,088,000	518,847,000	521,312,000
Income taxes	111,414,000	114,255,000	205,724,000
Net income	$ 621,674,000	$ 404,592,000	$ 315,588,000
Basic earnings per share (note 12)	$ 4.31	$ 2.83	$ 2.21
Diluted earnings per share (note 12)	4.27	2.80	2.19
Dividend declared per share	$ 1.56	$ 1.48	$ 1.40
Basic shares outstanding (000's)	144,338	143,111	142,764
Diluted shares outstanding (000's)	145,652	144,484	143,987
Sleep And Respiratory Care [Member]
Net revenue	$ 2,602,381,000	$ 2,330,783,000	$ 2,183,193,000
Cost of sales	1,067,967,000	977,223,000	929,350,000
Amortization of acquired intangible assets	8,584,000	8,591,000	7,217,000
Software As A Service [Member]
Net revenue	354,632,000	275,789,000	157,003,000
Cost of sales	121,657,000	92,764,000	48,682,000
Amortization of acquired intangible assets	$ 41,019,000	$ 33,923,000	$ 20,049,000