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Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2017

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Summary of Accumulated Other Comprehensive Income

		Unrealized Foreign Currency Translation Gains (Losses)				Foreign Exchange Gain (Loss) on Net Investment Hedge				Accumulated Other Comprehensive Income
December 31, 2015		$	663,886			$	(497,785	)		$	166,101
Other comprehensive loss			(76,608	)			66,963				(9,645	)
December 31, 2016			587,278				(430,822	)			156,456
Other comprehensive loss			(146,545	)			121,699				(24,846	)
December 31, 2017		$	440,733			$	(309,123	)		$	131,610

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