Operating Segment Information (Tables)

12 Months Ended

Dec. 31, 2015

Segment Reporting [Abstract]

Schedule of operating segment data

(In millions)	2015			2014			2013
Net Sales
Catalysts Technologies	$	1,162.1		$	1,246.8		$	1,124.0
Materials Technologies	797.0			890.6			878.5
Construction Products	1,092.4			1,105.6			1,058.2
Total	$	3,051.5		$	3,243.0		$	3,060.7
Adjusted EBIT
Catalysts Technologies segment operating income	$	347.3		$	378.3		$	327.5
Materials Technologies segment operating income	177.5			185.2			181.8
Construction Products segment operating income	196.6			161.7			151.7
Corporate costs	(79.3		)	(90.6		)	(82.8		)
Gain on termination and curtailment of postretirement plans related to current businesses	1.9			23.6			—
Certain pension costs	(25.5		)	(32.0		)	(27.4		)
Total	$	618.5		$	626.2		$	550.8
Depreciation and Amortization
Catalysts Technologies	$	68.1		$	66.3		$	54.2
Materials Technologies	28.4			32.1			31.4
Construction Products	28.6			31.7			31.8
Corporate	6.4			7.0			5.7
Total	$	131.5		$	137.1		$	123.1
Capital Expenditures
Catalysts Technologies	$	66.3		$	81.6		$	58.7
Materials Technologies	25.8			35.6			33.0
Construction Products	31.0			28.3			32.8
Corporate	31.7			24.3			31.7
Total	$	154.8		$	169.8		$	156.2
Total Assets
Catalysts Technologies	$	1,390.8		$	1,395.4		$	1,361.8
Materials Technologies	464.1			501.2			508.9
Construction Products	536.0			580.0			609.1
Corporate	1,285.1			1,617.0			2,910.3
Total	$	3,676.0		$	4,093.6		$	5,390.1

Schedule of reconciliation of operating segment data to financial statements

	Year Ended December 31,
(In millions)	2015			2014			2013
Grace Adjusted EBIT	$	618.5		$	626.2		$	550.8
Interest expense, net	(100.4		)	(125.8		)	(42.8		)
Currency and other losses in Venezuela	(73.2		)	(1.0		)	(6.9		)
Repositioning expenses	(64.3		)	—			—
Restructuring expenses and asset impairments	(22.9		)	(22.4		)	(12.5		)
Pension MTM adjustment and other related costs, net	(46.8		)	(128.3		)	50.6
Costs related to Chapter 11 and asbestos, net	(5.6		)	(26.3		)	(46.1		)
Gain on termination and curtailment of postretirement plans related to divested businesses	2.6			15.9			—
Income and expense items related to divested businesses	1.0			(5.2		)	(4.1		)
Gain (loss) on sale of product line	—			0.2			(1.0		)
Default interest settlement	—			—			(129.0		)
Net income attributable to noncontrolling interests	0.7			1.0			1.6
Income before income taxes	$	309.6		$	334.3		$	360.6

Schedule of geographic area data

(In millions)	2015		2014		2013
Net Sales
United States	$	955.0	$	937.7	$	886.0
Canada and Puerto Rico	76.0		78.7		73.7
Total North America	1,031.0		1,016.4		959.7
Europe Middle East Africa	963.2		1,103.3		1,087.9
Asia Pacific	721.2		747.6		654.1
Latin America	336.1		375.7		359.0
Total	$	3,051.5	$	3,243.0	$	3,060.7
Properties and Equipment, net
United States	$	564.5	$	526.2	$	497.8
Canada and Puerto Rico	15.5		17.5		19.1
Total North America	580.0		543.7		516.9
Europe Middle East Africa	174.1		189.3		212.4
Asia Pacific	67.9		70.7		70.9
Latin America	20.4		29.8		29.7
Total	$	842.4	$	833.5	$	829.9
Goodwill, Intangibles and Other Assets
United States	$	622.2	$	615.8	$	589.7
Canada and Puerto Rico	7.7		7.6		8.6
Total North America	629.9		623.4		598.3
Europe Middle East Africa	71.7		90.9		106.4
Asia Pacific	46.0		49.8		52.4
Latin America	25.9		37.5		55.9
Total	$	773.5	$	801.6	$	813.0

Similar products within each operating segment

	Year Ended December 31,
(In millions)	2015		2014		2013
Catalysts Technologies:
Refining Catalysts	$	764.5	$	845.5	$	832.4
Polyolefin and Chemical Catalysts	397.6		401.3		291.6
Total	$	1,162.1	$	1,246.8	$	1,124.0
Materials Technologies:
Engineered Materials	$	470.8	$	515.8	$	494.4
Packaging Products	326.2		374.8		384.1
Total	$	797.0	$	890.6	$	878.5
Construction Products:
Specialty Construction Chemicals	$	665.4	$	688.7	$	650.4
Specialty Building Materials	427.0		416.9		407.8
Total	$	1,092.4	$	1,105.6	$	1,058.2