Stockholders' Equity And Stock-Based Compensation (Summary Of Restricted Stock Units Issued To Officers, Directors, And Employees Under 2005 Stock Incentive Plan) (Details) shares in Thousands	9 Months Ended
	Jul. 01, 2022 $ / shares shares
Shares
Shares, Non-vested at beginning of period (in shares) | shares	3,335
Shares, Granted (in shares) | shares	1,673
Shares, Vested (in shares) | shares	(1,107)
Shares, Forfeitures (in shares) | shares	(291)
Shares, Non-vested at end of period (in shares) | shares	3,610
Weighted-Average Grant Date Fair Value
Weighted Average Fair Value, Non-vested at beginning of period (in dollars per share) | $ / shares	$ 77.46
Weighted Average Fair Value, Granted (in dollars per share) | $ / shares	86.93
Weighted Average Fair Value, Vested (in dollars per share) | $ / shares	71.80
Weighted Average Fair Value, Forfeitures (in dollars per share) | $ / shares	80.27
Weighted Average Fair Value, Non-vested at end of period (in dollars per share) | $ / shares	$ 83.36