Consolidated Statements of Comprehensive Income (USD $) In Thousands	12 Months Ended
Dec. 31, 2010	Dec. 31, 2009	Dec. 31, 2008
Net income (loss)	$ 493,707	$ 84,822	$ 68,883
Unrealized holding gains (losses) arising during the period, net of tax provision (benefit) of $(42,585), $66,835, and $(28,629)	(27,720)	165,929	(109,408)
Less: reclassification adjustment for gains (losses) included in net income (loss), net of tax provision (benefit) of $(2,829), $1,435 and $(7,106)	1,543	(34,097)	(62,695)
Change in net unrealized gains on investments	(29,263)	200,026	(46,713)
Change in cumulative translation adjustment, net of tax provision (benefit) of $(229), $(759) and $(3,299)	(384)	(3,000)	(6,611)
Change in cash flow hedge, net of tax provision (benefit) of $(225), $(225) and $(225)	(418)	(418)	(418)
Other comprehensive income (loss)	(30,065)	196,608	(53,742)
Comprehensive income (loss)	463,642	281,430	15,141
Less: Comprehensive income (loss) attributable to noncontrolling interest of variable interest entities		(1,127)
Comprehensive income (loss) of Assured Guaranty Ltd.	$ 463,642	$ 282,557	$ 15,141

The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to the reporting entity. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, but excludes any and all transactions which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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The change in equity [net assets] of a business enterprise during a period from transactions and other events and circumstances from non-owner sources which are attributable to noncontrolling interests, if any. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, which are directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent.

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Gross appreciation or the gross loss in value of the total unsold securities at the end of an accounting period, after tax.

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