CONDENSED CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data	3 Months Ended			9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010		Sep. 30, 2011	Sep. 30, 2010
Revenues	$ 879,894	$ 732,095		$ 2,628,935	$ 1,864,121
Costs and Expenses:
Cost of operations	802,951	565,996		2,253,981	1,421,041
Selling, general and administrative expenses	48,046	56,099		163,827	159,911
Loss on asset impairments		24,444			24,444
Gain on asset disposals	(7,811)	(108)		(8,107)	(2,414)
Total costs and expenses	843,186	646,431		2,409,701	1,602,982
Equity in Income (Loss) of Unconsolidated Affiliates	(1,492)	(1,361)		59	(5,507)
Operating Income	35,216	84,303		219,293	255,632
Other Income (Expense):
Interest income	319	314		1,060	1,139
Interest expense	(152)	(392)		(415)	(2,671)
Other income (expense) - net	206	(3,460)		(3,942)	(4,188)
Total other income (expense)	373	(3,538)		(3,297)	(5,720)
Income from continuing operations before provision for income taxes and noncontrolling interests	35,589	80,765		215,996	249,912
Provision for Income Taxes	20,535	10,085		60,351	35,229
Income from continuing operations before noncontrolling interests	15,054	70,680		155,645	214,683
Loss on disposal of discontinued operations		(32,936)			(123,356)
Income (loss) from discontinued operations, net of tax	1,187	(7,094)		6,459	89,048
Total Income (loss) from discontinued operations, net of tax	1,187	(40,030)		6,459	(34,308)
Net Income	16,241	30,650	[1]	162,104	180,375	[1]
Less: Net Income Attributable to Noncontrolling Interests	5,290	9,847		13,405	23,597
Net income attributable to McDermott International, Inc.	$ 10,951	$ 20,803		$ 148,699	$ 156,778
Basic:
Income from continuing operations, less noncontrolling interests	$ 0.04	$ 0.26		$ 0.61	$ 0.82
Income (loss) from discontinued operations, net of tax	$ 0.01	$ (0.17)		$ 0.03	$ (0.15)
Net income attributable to McDermott International, Inc.	$ 0.05	$ 0.09		$ 0.63	$ 0.67
Diluted:
Income from continuing operations, less noncontrolling interests	$ 0.04	$ 0.26		$ 0.60	$ 0.81
Income (loss) from discontinued operations, net of tax	$ 0.01	$ (0.17)		$ 0.03	$ (0.14)
Net income attributable to McDermott International, Inc.	$ 0.05	$ 0.09		$ 0.63	$ 0.67
Shares used in the computation of earnings per share:
Basic	234,940,184	232,670,579		234,451,430	231,780,675
Diluted	236,947,663	236,271,411		237,079,305	235,149,331

[1] Amortization of benefit plan costs for the three-month and nine-month periods ended September 30, 2010 is shown net of tax of $2.4 million and $18.6 million, respectively. The tax impact on other amounts presented is not significant.