Summary Of Major Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2011

Accounting Policies [Abstract]

Schedule of Business Acquisitions, by Acquisition

The following table presents the cost (net of cash acquired) and the amounts of associated goodwill, other intangible assets, and other assets net of liabilities assumed for the business acquisitions we made in 2011:

(in thousands)	Cost		Goodwill		Other Intangible Assets		Other, net
Norse Cutting and Abandonment AS	$	50,296	$	17,777	$	15,945	$	16,574
AGR Field Operations Holdings AS	220,011		165,201		32,067		22,743
Mechanica AS	17,214		8,877		5,360		2,977
Other	4,096		1,959		—		2,137
Total Business Acquisitions	$	291,617	$	193,814	$	53,372	$	44,431

Business Acquisition, Pro Forma Information

Our consolidated results of operations on an unaudited pro forma basis, as though AGR FO had been acquired on January 1, 2010, are as follows:

(in millions, except per share figures)	2011		2010
Pro forma revenue	$	2,385.6	$	2,094.0
Pro forma net income	239.5		200.8
Pro forma diluted earnings per share	2.20		1.83

Schedule of Temporary Differences Using the Percentage-of-Completion Method

Revenue in Excess of Amounts Billed on uncompleted fixed-price contracts accounted for using the percentage-of-completion method is summarized as follows:

	December 31,
(in thousands)	2011			2010
Revenue recognized	$	271,233		$	262,602
Less: Billings to customers	(252,745		)	(238,473		)
Revenue in excess of amounts billed	$	18,488		$	24,129

Billings in Excess of Revenue Recognized on uncompleted fixed-price contracts accounted for using the percentage-of-completion method are summarized as follows:

	December 31,
(in thousands)	2011			2010
Amounts billed to customers	$	78,876		$	90,315
Less: Revenue recognized	(42,952		)	(45,144		)
Billings in excess of revenue recognized	$	35,924		$	45,171

Schedule of Earnings Per Share, Basic and Diluted

Earnings Per Share. The table that follows presents our earnings per share calculations.

	Year Ended December 31,
	2011		2010			2009
	(in thousands, except per share data)
Basic earnings per share:
Net income per consolidated statements of income	$	235,658	$	200,531		$	188,353
Income allocable to participating securities	—		(709		)	(1,324		)
Earnings allocable to common shareholders	$	235,658	$	199,822		$	187,029
Basic shares outstanding	108,308		109,119			109,532
Basic earnings per share	$	2.18	$	1.83		$	1.71
Diluted earnings per share:
Net income per consolidated statements of income	$	235,658	$	200,531		$	188,353
Income allocable to participating securities	—		(706		)	(1,318		)
Earnings allocable to diluted common shareholders	$	235,658	$	199,825		$	187,035
Diluted shares outstanding	109,001		109,535			110,053
Diluted earnings per share	$	2.16	$	1.82		$	1.70