Segment Information - Schedule of Revenue By Segment And Reconciling Items (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Segment Reporting Information [Line Items]
Net revenue by segment	$ 1,335,582	$ 1,224,509
Cost of sales	514,762	507,290
Selling, general, and administrative	259,194	238,979
Research and development	87,323	79,524
Income from operations	446,537	387,312
Reconciling Items [Abstract]
Amortization of acquired intangible assets	11,956	11,404
Restructuring expenses (note 11)	15,810	0
Interest (income) expense, net	8,793	(1,661)
(Gain) Loss attributable to equity method investments	(1,489)	(963)
Loss on equity investments	6,190	680
Other, net	(3,836)	(2,437)
Income before income taxes	446,793	383,497
Depreciation and amortization by segment	47,698	44,730
Operating Segments
Segment Reporting Information [Line Items]
Cost of sales	504,008	497,759
Selling, general, and administrative	171,067	146,040
Research and development	75,865	72,114
Income from operations	584,642	508,596
Reconciling items
Reconciling Items [Abstract]
Corporate costs	102,518	102,210
Amortization of acquired intangible assets	19,777	19,074
Restructuring expenses (note 11)	15,810	0
Interest (income) expense, net	(8,793)	1,661
(Gain) Loss attributable to equity method investments	(1,489)	(963)
Loss on equity investments	6,190	680
Other, net	3,836	2,437
Income before income taxes	446,793	383,497
Corporate Costs
Reconciling Items [Abstract]
Depreciation and amortization by segment	20,047	19,343
Sleep and Breathing Health
Segment Reporting Information [Line Items]
Net revenue by segment	1,169,446	1,067,737
Sleep and Breathing Health | Operating Segments
Segment Reporting Information [Line Items]
Cost of sales	453,185	449,451
Selling, general, and administrative	134,734	109,413
Research and development	50,903	47,898
Income from operations	530,624	460,975
Reconciling Items [Abstract]
Depreciation and amortization by segment	25,034	23,019
Residential Care Software
Segment Reporting Information [Line Items]
Net revenue by segment	166,136	156,772
Residential Care Software | Operating Segments
Segment Reporting Information [Line Items]
Cost of sales	50,823	48,308
Selling, general, and administrative	36,333	36,627
Research and development	24,962	24,216
Income from operations	54,018	47,621
Reconciling Items [Abstract]
Depreciation and amortization by segment	$ 2,617	$ 2,368