Revenue recognition (Tables)

9 Months Ended

Sep. 30, 2024

Revenue recognition

Disaggregation of Net Sales by Place of Manufacture and to Location of Customer

	Three months ended				Nine months ended
	September 30,				September 30,
	2023		2024		2023		2024
	(In millions)
Net sales - point of origin:
United States	$	250.6	$	290.0	$	739.8	$	810.6
Germany		182.3		217.4		561.9		645.8
Canada		93.0		90.9		267.8		277.8
Norway		40.7		66.3		187.9		215.0
Belgium		49.3		64.6		163.6		195.2
Eliminations		(219.0)		(244.5)		(654.6)		(680.4)
Total	$	396.9	$	484.7	$	1,266.4	$	1,464.0
Net sales - point of destination:
Europe	$	179.9	$	228.1	$	580.0	$	665.6
North America		165.1		179.8		466.7		528.3
Other		51.9		76.8		219.7		270.1
Total	$	396.9	$	484.7	$	1,266.4	$	1,464.0