Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2014

Other Comprehensive Income (Loss), Tax [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The accumulated balances related to each component of other comprehensive income (loss) were as follows:

	Foreign Currency Translation Gains (Losses)			Unrealized Net Gains (Losses) on Securities			Accumulated Other Comprehensive Gains (Losses)
Balance at December 31, 2011	$	(5,718	)	$	(546	)	$	(6,264	)
Unrealized gain (loss)		707			78,204			78,911
Net amount reclassified to net loss		—			102			102
Other comprehensive income (loss)		707			78,306			79,013
Balance at December 31, 2012		(5,011	)		77,760			72,749
Unrealized gain (loss)		(6,805	)		(4,203	)		(11,008	)
Net amount reclassified to net loss		—			(5,050	)		(5,050	)
Other comprehensive income (loss)		(6,805	)		(9,253	)		(16,058	)
Balance at December 31, 2013		(11,816	)		68,507			56,691
Unrealized gain (loss)		(38,776	)		(165,285	)		(204,061	)
Net amount reclassified to net income		—			3,442			3,442
Other comprehensive income (loss)		(38,776	)		(161,843	)		(200,619	)
Balance at December 31, 2014	$	(50,592	)	$	(93,336	)	$	(143,928	)

Schedule of Amounts Recognized in Other Comprehensive Income (Loss) [Table Text Block]

Reclassifications Out of Accumulated Other Comprehensive Income (Loss)

	Amount Reclassified from Accumulated Other Comprehensive Income (Loss)							Affected Line Item in the Condensed Consolidated Statements of Operations and Comprehensive Income (Loss)
Details about Accumulated Other Comprehensive Income (Loss) Components	Year Ended December 31, 2012		Year Ended December 31, 2013			Year Ended December 31, 2014
Unrealized Net Gains (Losses) on Securities	$	102	$	(5,050	)	$	3,442		Other income (expense)
Total Reclassifications for the Period	$	102	$	(5,050	)	$	3,442