Segment Information - Schedule of Revenue By Segment And Reconciling Items (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Net revenue by segment	$ 1,196,980	$ 1,116,898	$ 3,462,102	$ 3,100,936
Depreciation and amortization by segment	43,474	44,356	133,192	118,396
Net operating profit by segment	374,584	300,671	938,677	856,602
Amortization of acquired intangible assets	11,204	12,188	35,259	29,701
Restructuring expenses	0	0	64,228	0
Acquisition related expenses	0	0	0	9,157
(Gain) Loss attributable to equity method investments	(440)	183	2,716	5,037
(Gain) loss on equity investments			(11,429)	(11,506)
Other, net	(2,496)	(2,564)	(537)	(5,773)
Income before income taxes	375,421	289,378	907,066	824,862
Operating Segments
Segment Reporting Information [Line Items]
Net operating profit by segment	494,936	413,344	1,351,907	1,165,590
Corporate Costs
Segment Reporting Information [Line Items]
Depreciation and amortization by segment	19,284	20,780	61,042	52,510
Reconciling items
Segment Reporting Information [Line Items]
Corporate costs	101,336	92,163	274,505	248,129
Amortization of acquired intangible assets	19,016	20,510	60,235	51,702
Restructuring expenses	0	0	64,228	0
Masks with magnets field safety notification expenses	0	0	6,351	0
Astral field safety notification expenses	0	0	7,911	0
Acquisition related expenses	0	0	0	9,157
Interest expense (income), net	11,026	14,964	39,787	32,436
(Gain) Loss attributable to equity method investments	(440)	183	2,716	5,037
(Gain) loss on equity investments	(13,919)	(6,418)	(11,429)	(11,506)
Other, net	2,496	2,564	537	5,773
Income before income taxes	375,421	289,378	907,066	824,862
Total Sleep and Respiratory Care
Segment Reporting Information [Line Items]
Net revenue by segment	1,049,023	980,116	3,029,915	2,741,541
Total Sleep and Respiratory Care | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization by segment	21,832	21,201	64,307	59,501
Net operating profit by segment	456,182	381,143	1,240,061	1,079,682
Software as a Service
Segment Reporting Information [Line Items]
Net revenue by segment	147,957	136,782	432,187	359,395
Operating lease, impairment loss	2,000		2,000
Software as a Service | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization by segment	2,358	2,375	7,843	6,385
Net operating profit by segment	$ 38,754	$ 32,201	$ 111,846	$ 85,908