Consolidated Statements of Comprehensive Income Statement (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Net income before noncontrolling interests	$ 118,444us-gaap_ProfitLoss	$ 169,684us-gaap_ProfitLoss
Other comprehensive income (loss):
Change in unrealized currency translation adjustments	(47,805)	(4,025)
Change in unrealized investment gains (loss), net of taxes	16,291	72,944
Change in net pension asset, net of taxes	0	591
Other comprehensive income (loss)	(31,514)	69,510
Comprehensive income	86,930	239,194
Comprehensive (income) to the noncontrolling interest	(115)	(29)
Comprehensive income to common stockholders	$ 86,815us-gaap_ComprehensiveIncomeNetOfTax	$ 239,165us-gaap_ComprehensiveIncomeNetOfTax

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of (increase) decrease in the value of the projected benefit obligation related to a change in an actuarial assumption and increase (decrease) in the value of the plan assets resulting from experience different from that assumed, that has not been recognized in net periodic benefit (cost) credit.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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Amount after tax, before reclassification adjustments, of unrealized holding gain (loss) on available-for-sale securities.

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