Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Product sales and service revenue	$ 635,500,000	$ 685,800,000	$ 1,956,500,000	$ 1,947,100,000
Rental revenue	82,200,000	81,700,000	264,300,000	228,600,000
Revenues	717,700,000	767,500,000	2,220,800,000	2,175,700,000
Total cost of net revenue (excludes acquisition-related intangible asset amortization)	306,600,000	323,100,000	948,900,000	946,600,000
Rental expenses	36,600,000	35,400,000	110,800,000	110,900,000
Cost of Revenue	343,200,000	358,500,000	1,059,700,000	1,057,500,000
Research and development expenses	36,300,000	34,400,000	105,600,000	100,300,000
Selling and administrative expenses	215,900,000	202,300,000	648,600,000
Amortization of Intangible Assets	27,000,000.0	27,500,000	80,700,000	81,300,000
Special charges	5,900,000	9,500,000	40,100,000	26,100,000
Operating Profit	89,400,000	135,300,000	286,100,000	301,500,000
Interest expense	(15,700,000)	(17,300,000)	(50,600,000)	(55,800,000)
Gain (Loss) on Extinguishment of Debt	(9,800,000)	0	(9,800,000)	(15,600,000)
Investment income (expense) and other, net	(3,400,000)	2,200,000	12,700,000	(10,500,000)
Income Before Income Taxes	60,500,000	120,200,000	238,400,000	219,600,000
Income Tax Expense (Benefit)	11,300,000	26,300,000	43,300,000	39,000,000.0
Net Income	$ 49,200,000	$ 93,900,000	$ 195,100,000	$ 180,600,000
Net Income Attributable to Common Shareholders per Common Share - Basic (usd per share)	$ 0.74	$ 1.41	$ 2.94	$ 2.71
Earnings Per Share, Diluted	$ 0.74	$ 1.40	$ 2.92	$ 2.68
Average Common Shares Outstanding - Basic (thousands) (Note 10) (in shares)	66,267	66,558	66,353	66,660
Average Common Shares Outstanding - Diluted (thousands) (Note 10) (in shares)	66,841	67,183	66,869	67,292