Goodwill and Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in the Carrying Amount of Goodwill

The changes in the carrying amount of goodwill for the six months ended June 30, 2023 were as follows:

	Goodwill		Accumulated Impairment Losses		Total
Balance as of December 31, 2022	$	218.8	$	(36.8)	$	182.0
Foreign currency fluctuations	5.8		(2.2)		3.6
Balance as of June 30, 2023	$	224.6	$	(39.0)	$	185.6

Schedule of Acquired Intangible Assets

The balances of acquired intangible assets, excluding goodwill, were as follows:

	Customer Lists		Trade Names		Technology		Total
Balance as of June 30, 2023
Original cost	$	148.8	$	29.0	$	16.2	$	194.0
Accumulated amortization	(94.5)		(17.6)		(12.3)		(124.4)
Carrying value	$	54.3	$	11.4	$	3.9	$	69.6
Weighted average original life (in years)	15		11		11
Balance as of December 31, 2022
Original cost	$	146.6	$	28.6	$	15.9	$	191.1
Accumulated amortization	(87.5)		(15.9)		(11.3)		(114.7)
Carrying value	$	59.1	$	12.7	$	4.6	$	76.4
Weighted average original life (in years)	15		11		11

Schedule of Estimated Aggregate Amortization Expense

Estimated aggregate amortization expense based on the current carrying value of amortizable intangible assets for each of the five succeeding years and thereafter is as follows:

Remaining 2023	$	7.1
2024	13.3
2025	11.9
2026	10.6
2027	7.3
Thereafter	19.4
Total	$	69.6