Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2018

Revenue From Contract With Customer [Abstract]

Schedule of Disaggregates of Net Sales

The following table disaggregates the net sales of our Chemicals Segment by place of manufacture (point of origin) and the location of the customer (point of destination), which are the categories that depict how the nature, amount timing and uncertainty of revenue and cash flows are affected by economic factors (as required by ASC 606).

	Three months ended June 30,						Six months ended June 30,
	2017			2018			2017			2018
	(In millions)
Net sales – point of origin::
Germany	$	231.9		$	257.7		$	415.5		$	492.2
United States		208.6			208.9			414.3			405.7
Canada		79.9			82.2			157.8			153.8
Belgium		72.0			68.9			130.1			138.6
Norway		51.3			56.5			98.6			109.6
Eliminations		(202.3	)		(202.4	)		(405.1	)		(397.7	)
Total	$	441.4		$	471.8		$	811.2		$	902.2
Net sales – point of destination:
Europe	$	226.6		$	238.5		$	406.3		$	472.4
North America		138.1			143.6			262.1			270.6
Other		76.7			89.7			142.8			159.2
Total	$	441.4		$	471.8		$	811.2		$	902.2

The following table disaggregates the net sales of our Component Products and Real Estate Management and Development Segments by major product line.

	Three months ended June 30,				Six months ended June 30,
	2017		2018		2017		2018
	(In millions)
Component Products:
Net sales:
Security products	$	26.1	$	27.2	$	52.1	$	51.3
Marine components		4.0		5.2		7.9		9.5
Total	$	30.1	$	32.4		60.0		60.8
Real Estate Management and Development:
Net sales:
Land sales	$	8.4	$	3.8		12.1		9.6
Water delivery		1.4		1.9		2.7		2.8
Utility and other		.5		.3		1.1		.8
Total	$	10.3	$	6.0	$	15.9	$	13.2