Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2016

Equity [Abstract]

Activity within Accumulated Other Comprehensive Loss

Activity within accumulated other comprehensive loss for the three years ended December 31, 2016, 2015, and 2014 were as follows:

	Unrealized gain on available-for-sale securities			Foreign currency translation			Accumulated other comprehensive loss
Balance at December 31, 2013	$	—		$	(23,315	)	$	(23,315	)
Other comprehensive loss		22,977			(19,545	)		3,432
Balance at December 31, 2014		22,977			(42,860	)		(19,883	)
Other comprehensive loss		(22,977	)		(28,716	)		(51,693	)
Balance at December 31, 2015		—			(71,576	)		(71,576	)
Other comprehensive loss		—			(22,524	)		(22,524	)
Balance at December 31, 2016	$	—		$	(94,100	)	$	(94,100	)