Stock-Based Compensation (Tables)

12 Months Ended

Sep. 30, 2020

Share-based Payment Arrangement, Noncash Expense [Abstract]

Schedule of Share-based Payment Arrangement, Cost by Plan

Total compensation expense and income tax benefits for stock options and incentive shares follows. The Company's performance shares awards are marked-to-market each period based on changes in the stock price.

	2018		2019	2020
Performance shares	$	192	96	98
Restricted stock and restricted stock units	17		21	11
Stock options	7		3	1
Total stock compensation expense	$	216	120	110
Income tax benefits recognized	$	42	20	18

Schedule of Performance Share Payout Information

Information related to performance share payouts for the years ended September 30, 2019 and 2020 follows (shares in thousands):

	2019		2020
Performance period	2016 - 2018		2017 - 2019
Percent payout	97	%	107	%
Total shares earned	1,819		2,008
Shares distributed in cash, primarily for tax withholding	795		883

Schedule Of Changes In Incentive Awards Outstanding

Changes in shares outstanding but not yet earned under incentive shares plans during the year ended September 30, 2020 follow (shares in thousands; assumes 100 percent payout of unvested awards):

	Shares	Average Grant Date Fair Value Per Share
Beginning of year	6,325		$	60.63
Granted	1,949		$	72.42
Adjustment for performance results achieved	131		$	51.98
Earned/vested	(2,259)		$	52.42
Canceled	(230)		$	67.59
End of year	5,916		$	67.22

Schedule of Supplemental Information For Incentive Awards

Information related to incentive shares plans follows:

	2018		2019	2020
Total fair value of shares earned/vested	$	20	145	164
Share awards distributed in cash, primarily for tax withholding	$	9	73	81

Schedule Of Changes In Shares Subject To Option

Changes in shares subject to options during the year ended September 30, 2020 follow (shares in thousands):

	Weighted- Average Exercise Price Per Share			Shares	Total Intrinsic Value of Shares			Average Remaining Life (Years)
Beginning of year		$	57.23	6,915
Options granted		$	—	—
Options exercised		$	55.43	(2,743)
Options canceled		$	58.21	(39)
End of year		$	58.42	4,133		$	31		3.9
Exercisable at end of year		$	58.41	4,126		$	31		3.9

Schedule of Cash Proceeds Received and Tax Benefit from Share-based Payment Awards, Options

Information related to stock options follows:

	2018		2019	2020
Cash received for option exercises	$	143	40	126
Intrinsic value of options exercised	$	53	16	47
Tax benefits related to option exercises	$	7	8	8