Note 10 - Leases (Tables)

12 Months Ended

Dec. 31, 2024

Leases [Abstract]

Lease Related Assets and Liabilities - Lease Related Assets and Liabilities on Consolidated Statement of Financial Position

	Classification in the	December 31,
(in millions)	Consolidated Statement of Financial Position	2024		2023
Assets
Operating lease assets	Operating lease right-of-use assets	$	27	$	30
Finance lease assets	Property, plant and equipment, net		1		1
Total lease assets		$	28	$	31
Liabilities
Current
Operating lease liabilities	Current portion of operating leases	$	11	$	13
Noncurrent
Operating lease liabilities	Operating leases, net of current portion		21		24
Finance lease liabilities	Long-term debt, net of current portion		1		1
Total lease liabilities		$	33	$	38

Lease Expense

	Year Ended December 31,
(in millions)	2024		2023		2022
Finance lease expense
Amortization of leased assets	$	1	$	1	$	1
Interest on lease liabilities		—		—		—
Operating lease expense		16		16		17
Variable lease expense (1)		7		7		7
Total lease expense	$	24	$	24	$	25

Schedule of Supplemental Cash Flow Information Related to Leases

	Year Ended December 31,
(in millions)	2024			2023			2022
Cash paid for amounts included in the measurement    of lease liabilities
Operating cash flows for operating leases	$	15		$	20		$	19
Operating cash flow for finance leases		—			—			—
Financing cash flow for finance leases		1			1			1
Total	$	16		$	21		$	20
Noncash transaction:
Right-of-use asset obtained in exchange for new operating         lease liabilities	$	7		$	2		$	4
Weighted-average remaining lease term (in years)
Operating		4			5			5
Finance		3			3			3
Weighted-average discount rate
Operating		13.50	%		13.22	%		12.17	%
Finance		8.42	%		6.42	%		5.18	%

Summary of Undiscounted Cash Flows to Be Paid for Leases

Undiscounted future cash flows:
(in millions)	Operating Leases			Finance Leases
2025	$	14		$	—
2026		8			1
2027		6			—
2028		5			—
2029		4			—
Thereafter		9			—
Total minimum lease payments		46			1
Less: amount of lease payments representing interest		(14	)		—
Present value of future minimum lease payments		32			1
Less: current obligations under leases		11			—
Long-term lease obligations	$	21		$	1

Summary of Undiscounted Cash Flows to Be Received for Net Investment in Sales-type Leases

(in millions)
2025	$	1
2026		1
2027 and thereafter		1
Total minimum lease payments		3
Less: unearned interest		—
Net investment in sales-type leases	$	3

Lessor Operating Payments to be Received Maturity

(in millions)
2025	$	9
2026		7
2027		3
2028		3
2029		1
Thereafter		16
Total minimum lease payments	$	39

Summary of Income Recognized on Lease Arrangements

	Year Ended December 31,
(in millions)	2024		2023		2022
Lease income - sales-type leases	$	2	$	1	$	1
Lease income - operating leases		9		9		8
Variable lease income (1)		6		5		5
Total lease income	$	17	$	15	$	14

(1) Variable lease income primarily represents operating costs under real estate leases and incremental variable income based on usage under equipment leases.

Equipment Subject to Operating Leases and Related Accumulated Depreciation

	As of December 31,
(in millions)	2024			2023
Equipment subject to operating leases	$	24		$	26
Accumulated depreciation		(17	)		(18	)
Equipment subject to operating leases, net	$	7		$	8