Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Millions	Total	Common Stock [Member]	Treasury Stock, Common	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]
Common Stock, Shares, Outstanding		88,000,000
Common Stock, Amount, Outstanding		$ 88
Treasury Stock, Shares			16,000,000
Treasury Stock, amount			$ (388)
Additional paid-in capital				$ 462
Retained earnings					$ 1,371
Accumulated comprehensive loss	$ (99)					$ (99)
Total stockholders' equity	1,433
Net income	21				21
Dividends paid	(17)				(17)
Issuance of shares under stock plans, amount	0		10	10
Taxes paid related to net settlement of stock-based awards	(10)		$ (10)
Compensation expense associated with stock-based compensation	4			4
Other comprehensive income	$ 19					19
Common Stock, Value, Outstanding at Mar. 31, 2023		$ 88
Common Stock, Shares, Outstanding, Ending Balance at Mar. 31, 2023		88,000,000
Dividends paid (in dollars per share)	$ 0.24
Net income	$ 119
Repurchase of common stock	0
Common Stock, Value, Outstanding at Sep. 30, 2023		$ 88
Common Stock, Shares, Outstanding, Ending Balance at Sep. 30, 2023		88,000,000
Common Stock, Shares, Outstanding		88,000,000
Common Stock, Amount, Outstanding		$ 88
Treasury Stock, Shares			16,000,000
Treasury Stock, amount			$ (388)
Additional paid-in capital				455
Retained earnings					1,375
Accumulated comprehensive loss						(80)
Total stockholders' equity	1,450
Net income	(20)				(20)
Dividends paid	(17)				(17)
Issuance of shares under stock plans, amount	2		2
Taxes paid related to net settlement of stock-based awards	(1)		$ (1)
Compensation expense associated with stock-based compensation	3			3
Other comprehensive income	$ 1					1
Common Stock, Value, Outstanding at Jun. 30, 2023		$ 88
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2023		88,000,000
Dividends paid (in dollars per share)	$ 0.24
Common Stock, Shares, Outstanding		88,000,000
Common Stock, Amount, Outstanding		$ 88
Treasury Stock, Shares			16,000,000
Treasury Stock, amount			$ (387)
Additional paid-in capital				458
Retained earnings					1,337
Accumulated comprehensive loss	$ (78)					(78)
Total stockholders' equity	1,419
Net income	118				118
Dividends paid	(17)				(17)
Issuance of shares under stock plans, amount	0
Taxes paid related to net settlement of stock-based awards	0
Compensation expense associated with stock-based compensation	2			2
Other comprehensive income	$ (19)					(19)
Common Stock, Value, Outstanding at Sep. 30, 2023		$ 88
Common Stock, Shares, Outstanding, Ending Balance at Sep. 30, 2023		88,000,000
Dividends paid (in dollars per share)	$ 0.24
Common Stock, Shares, Outstanding		88,000,000
Common Stock, Amount, Outstanding		$ 88
Treasury Stock, Shares			16,000,000
Treasury Stock, amount			$ (387)
Additional paid-in capital				460
Retained earnings					1,438
Accumulated comprehensive loss	$ (98)					(98)
Total stockholders' equity	$ 1,502
Common Stock, Shares, Outstanding	72,000,000	88,000,000
Common Stock, Amount, Outstanding		$ 88
Treasury Stock, Shares	16,000,000		16,000,000
Treasury Stock, amount	$ 386		$ (386)
Additional paid-in capital	465			465
Retained earnings	1,479				1,479
Accumulated comprehensive loss	(89)					(89)
Total stockholders' equity	1,557
Net income	108				108
Dividends paid	(19)				(19)
Issuance of shares under stock plans, amount	0		6	6
Taxes paid related to net settlement of stock-based awards	(6)		$ (6)
Common stock, Value, Shares acquired	(13)				(13)
Compensation expense associated with stock-based compensation	6			6
Other comprehensive income	$ (15)					(15)
Common Stock, Value, Outstanding at Mar. 31, 2024		$ 88
Common Stock, Shares, Outstanding, Ending Balance at Mar. 31, 2024		88,000,000
Dividends paid (in dollars per share)	$ 0.26
Net income	$ 358
Repurchase of common stock	$ (188)
Common Stock, Value, Outstanding at Sep. 30, 2024		$ 86
Common Stock, Shares, Outstanding, Ending Balance at Sep. 30, 2024	70,000,000	86,000,000
Common Stock, Shares, Outstanding		88,000,000
Common Stock, Amount, Outstanding		$ 88
Treasury Stock, Shares			16,000,000
Treasury Stock, amount			$ (386)
Additional paid-in capital				465
Retained earnings					1,555
Accumulated comprehensive loss						(104)
Total stockholders' equity	$ 1,617
Net income	160				160
Dividends paid	(19)				(19)
Issuance of shares under stock plans, amount	3		$ 1	1
Taxes paid related to net settlement of stock-based awards	0
Common stock, Value, Shares acquired	(103)	$ (1)			(101)
Compensation expense associated with stock-based compensation	4			4
Other comprehensive income	$ (4)					(4)
Common stock, Shares acquired		(1,000,000)
Common Stock, Value, Outstanding at Jun. 30, 2024		$ 87
Common Stock, Shares, Outstanding, Ending Balance at Jun. 30, 2024		87,000,000
Dividends paid (in dollars per share)	$ 0.26
Common Stock, Shares, Outstanding		87,000,000
Common Stock, Amount, Outstanding		$ 87
Treasury Stock, Shares			16,000,000
Treasury Stock, amount			$ (385)
Additional paid-in capital				471
Retained earnings					1,595
Accumulated comprehensive loss	$ (109)					(109)
Total stockholders' equity	1,658
Net income	90				90
Dividends paid	(18)				(18)
Issuance of shares under stock plans, amount	0		3	3
Taxes paid related to net settlement of stock-based awards	(4)		$ (4)
Repurchase of common stock	(74)				(73)
Common stock, Value, Shares acquired		$ (1)
Compensation expense associated with stock-based compensation	$ 4			4
Other comprehensive income						9
Common stock, Shares acquired		(1,000,000)
Common Stock, Value, Outstanding at Sep. 30, 2024		$ 86
Common Stock, Shares, Outstanding, Ending Balance at Sep. 30, 2024	70,000,000	86,000,000
Dividends paid (in dollars per share)	$ 0.26
Common Stock, Shares, Outstanding	70,000,000	86,000,000
Common Stock, Amount, Outstanding		$ 86
Treasury Stock, Shares	16,000,000		16,000,000
Treasury Stock, amount	$ 386		$ (386)
Additional paid-in capital	472			$ 472
Retained earnings	1,594				$ 1,594
Accumulated comprehensive loss	(100)					$ (100)
Total stockholders' equity	$ 1,666