Shareholders' Equity - Rollforward of Activity by Award Type (Details) shares in Thousands	12 Months Ended
	Jan. 31, 2025 $ / shares shares
Restricted Stock Units
Shares
Beginning balance (in shares) | shares	49,191
Granted (in shares) | shares	46,054
Adjustment for performance achievement (in shares) | shares	0
Vested/exercised (in shares) | shares	(36,974)
Forfeited (in shares) | shares	(6,513)
Ending balance (in shares) | shares	51,758
Weighted-Average Grant-Date Fair Value Per Share
Beginning balance (in USD per share) | $ / shares	$ 46.79
Granted (in USD per share) | $ / shares	60.29
Adjustment for performance achievement (in USD per share) | $ / shares	0
Vested/exercised (in USD per share) | $ / shares	49.99
Forfeited (in USD per share) | $ / shares	53.15
Ending balance (in USD per share) | $ / shares	$ 55.72
Restricted stock and performance-based restricted stock units
Shares
Beginning balance (in shares) | shares	23,103
Granted (in shares) | shares	9,887
Adjustment for performance achievement (in shares) | shares	3,661
Vested/exercised (in shares) | shares	(12,353)
Forfeited (in shares) | shares	(3,338)
Ending balance (in shares) | shares	20,960
Weighted-Average Grant-Date Fair Value Per Share
Beginning balance (in USD per share) | $ / shares	$ 48.09
Granted (in USD per share) | $ / shares	63.97
Adjustment for performance achievement (in USD per share) | $ / shares	47.35
Vested/exercised (in USD per share) | $ / shares	48.62
Forfeited (in USD per share) | $ / shares	49.75
Ending balance (in USD per share) | $ / shares	$ 54.88