Goodwill and Intangible Assets (Tables)

6 Months Ended

Mar. 30, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carry Amount of Goodwill

The changes in the carrying amount of goodwill are as follows:

	Space and Defense		Military Aircraft		Commercial Aircraft		Industrial		Total
Balance at September 30, 2023	$	259,475	$	111,276	$	92,612	$	357,938	$	821,301
Acquisition	—		2,739		—		—		2,739
Foreign currency translation	28		1,725		—		2,676		4,429
Balance at March 30, 2024	$	259,503	$	115,740	$	92,612	$	360,614	$	828,469

Components of Intangible Assets

The components of intangible assets are as follows:

		March 30, 2024				September 30, 2023
	Weighted- Average Life (years)	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Customer-related	11	$	132,602	$	(95,198)	$	133,269	$	(93,648)
Technology-related	9	71,559		(58,499)		69,242		(56,106)
Program-related	23	38,333		(23,039)		37,465		(21,672)
Marketing-related	8	22,516		(19,587)		21,890		(18,995)
Other	10	1,801		(1,612)		1,773		(1,581)
Intangible assets	12	$	266,811	$	(197,935)	$	263,639	$	(192,002)

Finite-lived Intangible Assets Amortization Expense

Amortization of acquired intangible assets is as follows:

	Three Months Ended				Six Months Ended
	March 30, 2024		April 1, 2023		March 30, 2024		April 1, 2023
Acquired intangible asset amortization	$	2,563	$	2,865	$	5,288	$	5,852

Estimated Future Amortization of Acquired Intangible Assets

Based on acquired intangible assets recorded at March 30, 2024, amortization is estimated to be approximately:

	2024		2025		2026		2027		2028
Estimated future amortization of acquired intangible assets	$	10,300	$	9,600	$	9,500	$	8,300	$	7,500