Revenue (Significant Changes in Contact Assets and Liabilities) (Details) $ in Thousands	12 Months Ended
Oct. 03, 2020 USD ($)
Contract Assets
Balance, September 28, 2019	$ 80,331
Changes in estimated stage of completion	128,917
Transfers to accounts receivable, net	(131,957)
Acquisitions	6,107
Other	1,287
Balance, October 3, 2020	84,685
Contract Liabilities
Balance, September 28, 2019	81,045
Revenue recognized included in balance at beginning of period	(55,149)
Increases due to payments received, excluding amounts recognized as revenue during period	61,641
Acquisitions	3,182
Other	(365)
Balance, October 3, 2020	$ 90,354

Amount of change in Contract with Customer, Asset due to currency translation and other.

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Amount of change in Contract with Customer, Liability due to currency translation and other.

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Amount of increase (decrease) in revenue recognized for cumulative catch-up adjustment from change in measure of progress which increases (decreases) right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of increase (decrease) in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time, from business combination.

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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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Amount of decrease in right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time from transfer to receivable due to right to consideration becoming unconditional.

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