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Other Financial Information Other Financial Information (Components of Receivables) (Details) - USD ($) $ in Thousands	Oct. 02, 2020	Sep. 27, 2019
Components of receivables:
Amounts billed, net	$ 1,294,204	$ 1,222,339
Unbilled receivables and other	1,449,184	1,216,028
Contract assets	423,922	401,842
Total receivables and contract assets, net	3,167,310	2,840,209
Other information about receivables:
Amounts due from the United States federal government included above, net of advanced billings	$ 600,207	$ 630,975

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Other information about receivables.

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Carrying amount of assets as of the balance sheet date pertaining to amounts paid by the insured (including a ceding company) under insurance or reinsurance contracts for which insurance risk is not transferred.

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