CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2012		Mar. 31, 2011
Revenues	$ 727,678	[1]	$ 899,240	[1]
Costs and Expenses:
Cost of operations	597,434		747,225
Selling, general and administrative expenses	46,611		55,369
Gain on asset disposals	(226)		(225)
Total costs and expenses	643,819		802,369
Equity in Income (Loss) of Unconsolidated Affiliates	(3,683)		3,427
Operating Income	80,176		100,298
Other Income (Expense):
Interest income	1,634		449
Gain (loss) on foreign currency - net	9,441		(4,232)
Other expense - net	(581)		(1,171)
Total other income (expense)	10,494		(4,954)
Income from continuing operations before provision for income taxes and noncontrolling interests	90,670		95,344
Provision for Income Taxes	28,743		22,579
Income from continuing operations before noncontrolling interests	61,927		72,765
Gain on disposal of discontinued operations	257
Income from discontinued operations, net of tax	3,240		1,662
Income from discontinued operations, net of tax	3,497		1,662
Net Income	65,424		74,427
Less: Net Income Attributable to Noncontrolling Interests	2,666		4,007
Net Income Attributable to McDermott International, Inc.	$ 62,758		$ 70,420
Basic:
Income from continuing operations, less noncontrolling interests	$ 0.25		$ 0.29
Income from discontinued operations, net of tax	$ 0.01		$ 0.01
Net income attributable to McDermott International, Inc.	$ 0.27		$ 0.30
Diluted:
Income from continuing operations, less noncontrolling interests	$ 0.25		$ 0.29
Income from discontinued operations, net of tax	$ 0.01		$ 0.01
Net income attributable to McDermott International, Inc.	$ 0.26		$ 0.30
Shares used in the computation of earnings per share:
Basic	235,208,252		233,841,075
Diluted	237,332,627		236,745,578

[1] Intersegment transactions included in revenues were not significant for either of the periods presented.