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Equity (Tables)

12 Months Ended

Dec. 31, 2018

Stockholders' Equity Note [Abstract]

Schedule of share repurchase programs

The following table presents our share repurchase programs for the years ended December 31, 2018 and 2017:

Program approval date		Program end date		Authorized amount				Program completion date
February 2017		June 30, 2017		$	350,000			June 12, 2017
May 2017		December 31, 2017		300,000				September 26, 2017
July 2017		March 31, 2018		250,000				December 14, 2017
October 2017		March 31, 2018		200,000				February 21, 2018
February 2018		June 30, 2018		200,000				May 14, 2018
April 2018		December 31, 2018		200,000				November 2, 2018
October 2018		March 31, 2019		200,000				January 9, 2019
December 2018		March 31, 2019		100,000				Not yet completed

Schedule of movements in accumulated other comprehensive income (loss)

Movements in AOCI for the years ended December 31, 2018 and 2017 were as follows:

	Net change in fair value of derivatives				Actuarial gain (loss) on pension obligations				Total
Balance as of December 31, 2016	$	5,972			$	(7,741	)		$	(1,769	)
Total other comprehensive income	14,918				1,125				16,043
Balance as of December 31, 2017	$	20,890			$	(6,616	)		$	14,274
Total other comprehensive loss	(14,559		)		(1,539		)		(16,098		)
Balance as of December 31, 2018	$	6,331			$	(8,155	)		$	(1,824	)

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Tabular disclosure of the components of accumulated other comprehensive income (loss).

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