Investment in Global (Details Narrative) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Ownership percentage of Global's outstanding shares	35.46%		35.46%		34.51%
Foreign currency translation adjustment during period	$ 422	$ 86	$ 515	$ (1,294)
Unrealized loss on investments during period	1,495	(3,546)	(3,057)	(8,404)
Cumulative unrealized gain	6,278		6,278		8,820
Cost of Global shares purchased during the period			422
Global Shares
Shares of Global purchased during the period			343,000
Cost of Global shares purchased during the period			$ 422

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.

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Amount after tax, before 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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