Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net earnings	$ 332,969	$ 386,243	$ 344,205
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments, net of tax of $4,419 in 2012, $6,471 in 2011 and $4,122 in 2010	8,164	(12,131)	7,447
Reclassification adjustments for foreign currency realized losses, net of tax of $348 in 2012, $393 in 2011 and $0 in 2010	647	616	0
Other comprehensive income (loss)	8,811	(11,515)	7,447
Comprehensive income	341,780	374,728	351,652
Less comprehensive (loss) income attributable to the noncontrolling interest	(278)	138	(41)
Comprehensive income attributable to shareholders	$ 342,058	$ 374,590	$ 351,693

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. 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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- Definition

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 economic entity, including both controlling (parent) and noncontrolling interests. It includes all changes in equity during a period except those resulting from investments by owners and distributions to owners, including 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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- Definition

Amount after tax, before reclassification adjustments, resulting from the process of expressing in the reporting currency of the reporting entity those amounts that are denominated or measured in a different currency, and from transactions whose terms are denominated in a currency other than the entity's functional currency.

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- Definition

Net of tax amount of the income statement impact of the reclassification adjustment for translation gain (loss) realized upon the sale or complete or substantially complete liquidation of an investment in a foreign entity. Also includes reclassification adjustments on foreign currency hedges that are designated and qualified as hedging instruments for hedges of the foreign currency exposure of a net investment in a foreign operation.

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The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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