Accumulated Other Comprehensive Loss

12 Months Ended

Dec. 31, 2015

Equity [Abstract]

Accumulated Other Comprehensive Loss

15. Accumulated Other Comprehensive Loss

Activity within accumulated other comprehensive loss for the three years ended December 31, 2015, 2014, and 2013 were as follows:

	Unrealized gain on available-for-sale securities			Foreign currency translation			Accumulated other comprehensive loss
Balance at December 31, 2012	$	—		$	(14,031	)	$	(14,031	)
Other comprehensive loss		—			(9,284	)		(9,284	)
Balance at December 31, 2013		—			(23,315	)		(23,315	)
Other comprehensive income (loss)		22,977			(19,545	)		3,432
Balance at December 31, 2014		22,977			(42,860	)		(19,883	)
Other comprehensive income (loss)		(22,977	)		(28,716	)		(51,693	)
Balance at December 31, 2015	$	—		$	(71,576	)	$	(71,576	)