LEASES (Tables)

12 Months Ended

Dec. 31, 2024

Leases [Abstract]

Components of leases and other lease information

The components of lease expense were as follows:

	Year ended December 31
	2024		2023		2022
Finance lease expense:
Amortization of ROU assets (i)	$	7.6	$	7.4	$	6.6
Interest on lease obligations (ii)	3.4		3.7		3.7
Operating lease expense (i)	40.0		35.4		33.0
Short-term lease expense and variable lease expense (i)	2.1		1.8		2.4
Total	$	53.1	$	48.3	$	45.7

(i)    Recorded within either cost of sales or SG&A on the consolidated statement of operations based on the nature of the leased assets.

(ii)    Recorded within finance costs on the consolidated statement of operations.

Other information related to leases was as follows:

	December 31
	2024			2023
ROU assets:
Operating lease ROU assets	$	124.4		$	107.8
Finance lease ROU assets (included in PP&E, net)	56.4			62.2
Total ROU assets	$	180.8		$	170.0
Current portion of lease obligations:
Operating lease liability (included in accrued and other current liabilities)	$	25.7		$	25.1
Finance lease liability (included in current portion of borrowings under credit facility and finance lease obligations)	9.9			9.6
Long-term portion of lease obligations:
Operating lease liability (included in long-term portion of provisions and other non-current liabilities)	109.4			83.4
Finance lease liability (included in long-term portion of borrowings under credit facility and finance lease obligations)	51.8			58.4
Total lease obligations	$	196.8		$	176.5
Weighted-average remaining lease term (in years):
Operating leases	7.1			6.7
Finance leases	7.6			8.4
Weighted-average discount rates:
Operating leases	7.3		%	6.9		%
Finance leases	5.4		%	5.2		%

	Year ended December 31
	2024		2023		2022
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows used for operating leases	$	37.9	$	34.7	$	33.9
Operating cash flows used for finance leases	$	3.4	$	3.7	$	3.7
Financing cash flows used for finance leases	$	9.7	$	9.9	$	8.4
ROU assets obtained in exchange for lease obligations:
Operating leases	$	52.5	$	53.7	$	37.0
Finance leases	$	—	$	—	$	29.7

Summary of Finance Leases by Maturity

Future minimum lease payments required under non-cancellable leases at December 31, 2024, were as follows:

	Operating leases		Finance leases
2025	$	34.6	$	12.6
2026	29.0		12.2
2027	20.8		10.9
2028	18.3		9.4
2029	17.2		9.6
Thereafter	52.6		26.7
Total minimum lease payments	$	172.5	$	81.4
Less: imputed interest	(37.4)		(13.2)
Less: leases that have not yet commenced (a)	—		(6.5)
Total lease liabilities	$	135.1	$	61.7

(a)     We are committed to lease certain space located in Richardson, Texas (Texas Lease) from April 2027 to March 2032. The rental amounts for Texas Lease ($0.9 in 2027; $1.3 in 2028, $1.3 in 2029 and $3.0 thereafter) were not recognized as liabilities as of December 31, 2024 because the lease had not yet commenced.

Summary of Operating Leases by Maturity

Future minimum lease payments required under non-cancellable leases at December 31, 2024, were as follows:

	Operating leases		Finance leases
2025	$	34.6	$	12.6
2026	29.0		12.2
2027	20.8		10.9
2028	18.3		9.4
2029	17.2		9.6
Thereafter	52.6		26.7
Total minimum lease payments	$	172.5	$	81.4
Less: imputed interest	(37.4)		(13.2)
Less: leases that have not yet commenced (a)	—		(6.5)
Total lease liabilities	$	135.1	$	61.7

(a)     We are committed to lease certain space located in Richardson, Texas (Texas Lease) from April 2027 to March 2032. The rental amounts for Texas Lease ($0.9 in 2027; $1.3 in 2028, $1.3 in 2029 and $3.0 thereafter) were not recognized as liabilities as of December 31, 2024 because the lease had not yet commenced.