Consolidated Statement of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Jun. 30, 2021	Jun. 30, 2020
Operating activities:
Net income	$ 1,269.7	$ 759.5
Adjustments to arrive at cash provided by operating activities:
Depreciation	90.3	91.0
Amortization of intangible assets	45.4	36.7
Change in fair value of investments	(624.6)	(101.7)
Share-based compensation expense	37.9	34.7
Retirement benefit expense	117.8	94.9
Pension contributions	(26.7)	(24.7)
Net loss (gain) on disposition of property	0.6	(12.5)
Settlement of interest rate derivatives	0.0	22.0
Changes in assets and liabilities, excluding effects of acquisitions and foreign currency adjustments:
Receivables	(143.7)	10.5
Inventories	(133.3)	(41.4)
Accounts payable	194.1	(30.8)
Contract liabilities	81.0	63.6
Compensation and benefits	141.6	(52.1)
Income taxes	(8.9)	(81.8)
Other assets and liabilities	15.7	26.8
Cash provided by operating activities	1,056.9	794.7
Investing activities:
Capital expenditures	(76.6)	(91.9)
Acquisition of businesses, net of cash acquired	(283.0)	(545.9)
Purchases of investments	(9.1)	(10.7)
Proceeds from maturities of investments	0.6	6.0
Proceeds from sale of investments	0.0	37.9
Proceeds from sale of property	0.4	14.8
Other investing activities	(4.5)	(1.3)
Cash used for investing activities	(372.2)	(591.1)
Financing activities:
Issuance of short-term debt, net of issuance costs	1.4	422.7
Repayment of long-term debt	0.0	(300.7)
Cash dividends	(372.9)	(354.3)
Purchases of treasury stock	(238.5)	(264.2)
Proceeds from the exercise of stock options	122.7	187.4
Other financing activities	(15.5)	0.8
Cash used for financing activities	(502.8)	(308.3)
Effect of exchange rate changes on cash	27.3	(3.9)
Increase (decrease) in cash, cash equivalents, and restricted cash	209.2	(108.6)
Cash, cash equivalents, and restricted cash at beginning of period	730.4	1,018.4
Cash, cash equivalents, and restricted cash at end of period	939.6	909.8
Components of cash, cash equivalents, and restricted cash
Cash and cash equivalents	913.8	909.8
Restricted cash, current (Other current assets)	6.9	0.0
Restricted cash, noncurrent (Other assets)	18.9	0.0
Total cash, cash equivalents, and restricted cash	$ 939.6	$ 909.8