Note 9 - Stockholders' Equity - Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Accumulated other comprehensive loss	$ 525	$ 516	$ 495	$ 488
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated other comprehensive loss	(203)	(236)
Accumulated Other Adjustments Attributable to Parent [Member]
Accumulated other comprehensive loss	(1)	(1)
AOCI Attributable to Parent [Member]
Accumulated other comprehensive loss	$ (204)	$ (237)	$ (233)	$ (228)

Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest.

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+ Details