Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Product sales and service revenue	$ 647,000,000.0	$ 636,500,000	$ 1,261,300,000	$ 1,248,100,000
Rental revenue	76,200,000	77,700,000	146,900,000	149,600,000
Revenues	723,200,000	714,200,000	1,408,200,000	1,397,700,000
Total cost of net revenue (excludes acquisition-related intangible asset amortization)	317,200,000	322,700,000	623,500,000	639,000,000.0
Rental expenses	38,500,000	38,900,000	75,500,000	76,100,000
Cost of Revenue	355,700,000	361,600,000	699,000,000.0	715,100,000
Research and development expenses	34,400,000	36,600,000	65,900,000	69,800,000
Selling and administrative expenses	209,900,000	231,200,000	406,700,000
Selling and administrative expense, revised		203,900,000		396,200,000
Amortization of Intangible Assets	27,100,000	27,300,000	53,800,000	53,000,000.0
Special charges	8,800,000	3,500,000	16,600,000	11,500,000
Income tax expense	9,900,000	11,200,000	12,700,000	18,600,000
Income Before Income Taxes	56,800,000	60,700,000	99,400,000	110,300,000
Operating Profit	87,300,000	81,300,000	166,200,000	152,100,000
Interest expense	(19,100,000)	(21,800,000)	(38,500,000)	(43,100,000)
Gain (Loss) on Extinguishment of Debt	0	0	(15,600,000)	0
Investment income (expense) and other, net	(11,400,000)	1,200,000	(12,700,000)	1,300,000
Income Before Income Taxes	56,800,000	60,700,000	99,400,000	110,300,000
Income tax expense	9,900,000	11,200,000	12,700,000	18,600,000
Net Income	$ 46,900,000	$ 49,500,000	$ 86,700,000	$ 91,700,000
Net Income Attributable to Common Shareholders per Common Share - Basic (usd per share)	$ 0.70	$ 0.74	$ 1.30	$ 1.37
Earnings Per Share, Diluted	$ 0.70	$ 0.74	$ 1.29	$ 1.36
Average Common Shares Outstanding - Basic (thousands) (Note 10) (in shares)	66,685	66,696	66,731	66,866
Average Common Shares Outstanding - Diluted (thousands) (Note 10) (in shares)	67,218	67,344	67,309	67,525