CONSOLIDATED STATEMENTS OF EQUITY (USD $) In Thousands, except Share data	Total		Common Stock	Capital In Excess of Par Value	Retained Earnings	Treasury Stock	Accumulated Other Comprehensive Loss	Stockholders' Equity	Non- Controlling Interest (NCI)
Beginning Balance at Dec. 31, 2009	$ 1,833,100		$ 236,919	$ 1,300,998	$ 951,647	$ (69,370)	$ (612,997)	$ 1,807,197	$ 25,903
Beginning Balance (in shares) at Dec. 31, 2009			236,919,404
Net income	227,712				201,666			201,666	26,046
Other Comprehensive Income, net of tax	4,824	[1]					4,824	4,824
Exercise of stock options (in shares)			1,039,114
Exercise of stock options	2,742		1,040	2,352		(650)		2,742
Excess tax benefits on stock options	2,192			2,192				2,192
Contributions to thrift plan (in shares)			282,022
Contributions to thrift plan	6,923		282	6,641				6,923
Share vesting (in shares)			2,550,933
Share vesting	22		2,550	(2,528)				22
Stock-based compensation charges	50,888			50,888				50,888
Purchase of treasury shares	(15,715)					(15,715)		(15,715)
Acquisition of NCI	10,007			(1,786)				(1,786)	11,793
Spin-off of The Babcock & Wilcox Company	(610,428)			(1,441)	(1,052,940)		444,456	(609,925)	(503)
Ending Balance at Dec. 31, 2010	1,512,267		240,791	1,357,316	100,373	(85,735)	(163,717)	1,449,028	63,239
Ending Balance (in shares) at Dec. 31, 2010			240,791,473
Net income	151,355				138,730			138,730	12,625
Other Comprehensive Income, net of tax	62,419	[1]					61,687	61,687	732
Exercise of stock options (in shares)			466,954
Exercise of stock options	2,460		467	1,993				2,460
Share vesting (in shares)			1,157,997
Share vesting			1,158	(1,158)
Stock-based compensation charges	17,825			17,825				17,825
Purchase of treasury shares	(10,092)					(10,092)		(10,092)
Distributions to NCI	(2,522)								(2,522)
Ending Balance at Dec. 31, 2011	1,733,712		242,416	1,375,976	239,103	(95,827)	(102,030)	1,659,638	74,074
Ending Balance (in shares) at Dec. 31, 2011			242,416,424
Net income	217,423				206,653			206,653	10,770
Other Comprehensive Income, net of tax	7,682	[1]					7,617	7,617	65
Exercise of stock options (in shares)			214,946
Exercise of stock options	952		215	737				952
Share vesting (in shares)			810,786
Share vesting			811	(811)
Stock-based compensation charges	15,369			15,369				15,369
Purchase of treasury shares	(2,898)					(2,898)		(2,898)
Distributions to NCI	(20,135)								(20,135)
Ending Balance at Dec. 31, 2012	$ 1,952,105		$ 243,442	$ 1,391,271	$ 445,756	$ (98,725)	$ (94,413)	$ 1,887,331	$ 64,774
Ending Balance (in shares) at Dec. 31, 2012			243,442,156

[1] The tax impact on amounts presented in other comprehensive income are not significant.