Segment Information - Schedule of Revenue By Segment And Reconciling Items (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Net revenue by segment	$ 1,282,089	$ 1,162,801	$ 2,506,598	$ 2,265,122
Depreciation and amortization by segment	46,439	44,784	91,169	89,718
Net operating profit by segment	417,243	275,094	804,554	564,091
Amortization of acquired intangible assets	11,047	11,577	22,451	24,056
Restructuring expenses	0	64,228	0	64,228
Interest expense (income), net	(775)	(13,805)	(2,436)	(28,762)
(Gain) Loss attributable to equity method investments	(1,077)	(739)	(2,040)	3,156
Loss on equity investments			2,119	2,491
Other, net	2,216	(686)	(219)	1,963
Income before income taxes	418,322	259,454	801,820	531,645
Operating Segments
Segment Reporting Information [Line Items]
Net operating profit by segment	537,603	450,928	1,046,199	856,970
Corporate Costs
Segment Reporting Information [Line Items]
Depreciation and amortization by segment	18,950	20,103	38,293	41,758
Reconciling items
Segment Reporting Information [Line Items]
Corporate costs	101,679	85,421	203,890	173,169
Amortization of acquired intangible assets	18,681	19,834	37,755	41,220
Restructuring expenses	0	64,228	0	64,228
Masks with magnets field safety notification expenses	0	6,351	0	6,351
Astral field safety notification expenses	0	0	0	7,911
Interest expense (income), net	775	13,805	2,436	28,762
(Gain) Loss attributable to equity method investments	(1,077)	(739)	(2,040)	3,156
Loss on equity investments	1,439	1,888	2,119	2,491
Other, net	(2,216)	686	219	(1,963)
Income before income taxes	418,322	259,454	801,820	531,645
Total Sleep and Breathing Health
Segment Reporting Information [Line Items]
Net revenue by segment	1,125,593	1,017,855	2,193,330	1,980,892
Total Sleep and Breathing Health | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization by segment	25,249	21,956	48,268	42,475
Net operating profit by segment	488,721	409,141	949,696	783,879
Residential Care Software
Segment Reporting Information [Line Items]
Net revenue by segment	156,496	144,946	313,268	284,230
Residential Care Software | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization by segment	2,240	2,725	4,608	5,485
Net operating profit by segment	$ 48,882	$ 41,787	$ 96,503	$ 73,091