Goodwill and Other Intangible Assets

12 Months Ended

Sep. 30, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

11) Goodwill and Other Intangible Assets

Goodwill

A summary of changes in the Company’s goodwill during the fiscal years ended September 30, 2024 and 2023 are as follows (in thousands):


Balance as of September 30, 2022	$	254,110
Fiscal year 2023 business combinations		7,993
Balance as of September 30, 2023		262,103
Fiscal year 2024 business combinations		13,726
Balance as of September 30, 2024	$	275,829

Intangibles, net

Intangible assets subject to amortization consist of the following (in thousands):


	September 30,
	2024						2023
	Gross						Gross
	Carrying		Accum.				Carrying		Accum.
	Amount		Amortization		Net		Amount		Amortization		Net
Customer lists	$	452,340	$	373,860	$	78,480	$	418,190	$	358,855	$	59,335
Trade names and other intangibles		46,895		26,663		20,232		41,782		24,811		16,971
Total	$	499,235	$	400,523	$	98,712	$	459,972	$	383,666	$	76,306

Amortization expense for intangible assets was $18.0 million, $18.6 million, and $18.2 million, for the fiscal years ended September 30, 2024, 2023, and 2022, respectively. Total estimated annual amortization expense related to intangible assets subject to amortization, for the year ending September 30, 2025 and the four succeeding fiscal years ending September 30, is as follows (in thousands):


	Amount
2025	$	17,036
2026	$	13,985
2027	$	13,267
2028	$	11,148
2029	$	9,814