Shareholders’ Equity (Accumulated Other Comprehensive Income (Loss)) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period	$ (55,252)
Unrealized gains (losses), net of tax effects of $116 and $0 in 2015 and 2014	(94)	(3,575)
Net current period other comprehensive income	(2,679)	(3,600)
Accumulated other comprehensive income (loss) balance, end of period	(57,931)	(51,295)
Accumulated Other Comprehensive Income (Loss), Tax [Abstract]
Unrealized gains (losses), tax effects	116	0
Reclassification adjustments for losses (gains) included in other income (expense), tax effects	(1)	(4)
Investments
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period	2,252	6,397
Unrealized gains (losses), net of tax effects of $116 and $0 in 2015 and 2014	205	(1,204)
Reclassification adjustments for losses (gains) included in other income (expense)	(299)	(2,371)
Net current period other comprehensive income	(94)	(3,575)
Accumulated other comprehensive income (loss) balance, end of period	2,158	2,822
Foreign currency translation
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Accumulated other comprehensive income (loss), beginning of period	(57,504)	(54,092)
Translation adjustments	(2,585)	23
Reclassification adjustments for losses (gains) included in other income (expense)	0	(48)
Net current period other comprehensive income	(2,585)	(25)
Accumulated other comprehensive income (loss) balance, end of period	$ (60,089)	$ (54,117)

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Reclassification from Accumulated Other Comprehensive Income, Current Period, Tax

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Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

+ References

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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 and reclassification adjustments of other comprehensive income (loss).

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

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

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Amount after tax of reclassification adjustments of other comprehensive income (loss).

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