Supplemental Information (Tables)

9 Months Ended

Sep. 30, 2016

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Other Income, Net

Other Income, Net

	Three Months Ended September 30,						Nine Months Ended September 30,
	2016			2015			2016			2015
Interest income	$	537		$	1,631		$	6,899		$	3,383
Dividend income	868			—			5,142			3,328
Acquisition-related financing costs	(11,420		)	—			(12,220		)	—
Foreign exchange currency (losses) gains, net	(1,281		)	(731		)	(2,435		)	1,140
Impairment of equity method investment	—			—			—			(4,925		)
Gain realized on previously held shares of Axiall    common stock	49,080			—			49,080			—
Gain on acquisition and related expenses, net	—			—			—			20,430
Gains from sales of securities, net	3,321			—			4,640			3,795
Other	160			1,736			985			6,639
Other income, net	$	41,265		$	2,636		$	52,091		$	33,790