The following table provides information related to the carrying value of goodwill and intangible assets (indefinite-lived and definite-lived) (in millions):


	December 31,
	2025		2024
Goodwill	$	40.6	$	39.6
Definite-lived intangibles	23.0		25.4
Indefinite-lived intangibles	0.7		0.7
Balances, December 31	$	64.3	$	65.7

The Company completed the acquisition of an equipment service provider for approximately $4.3 million in cash. Total net identifiable assets acquired totaled $3.3 million, including $0.7 million in Customer Lists and total goodwill acquired of $1.0 million.

The following table provides information related to the carrying value of indefinite lived intangibles as of December 31, 2025 and 2024, respectively (in millions):

The following table summarizes information related to definite-lived intangible assets as of December 31, 2025 (in millions):


	December 31, 2025
	Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Weighted avg useful life
Client lists	10 yrs	$	26.8	$	8.4	$	18.4	7.4
Trademarks	10 yrs	6.2		1.6		4.6		7.4

Total		$	33.0	$	10.0	$	23.0	7.4

The following table summarizes information related to definite-lived intangible assets as of December 31, 2024 (in millions):


	December 31, 2024
	Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Weighted avg useful life
Client lists	10 yrs	$	26.1	$	5.9	$	20.2	8.4
Trademarks	10 yrs	6.2		1.0		5.2		8.4


Total		$	32.3	$	6.9	$	25.4	8.4

The aggregate amortization expense for these intangibles was approximately $3.1 million in 2025 and $3.2 million in 2024. The estimated amortization for future years ending December 31 is as follows (in millions):


2026	$	3.1
2027	3.1
2028	3.1
2029	3.1
2030	3.1
Thereafter	7.5
Total	$	23.0