Earnings Per Share (Tables)

9 Months Ended

Sep. 30, 2018

Earnings Per Share [Abstract]

Calculation of Basic and Diluted Earning Per Share

Basic and diluted earnings per share for the three-month and nine-month periods ended September 30, 2018 and 2017 are calculated as follows (in thousands, except per share amounts):

	Three Months Ended   September 30,				Nine Months Ended   September 30,
	2018		2017		2018		2017
Basic earnings per share
Numerator:
Net income attributable to Albemarle Corporation	$	129,745	$	118,670	$	563,966	$	273,216
Denominator:
Weighted-average common shares for basic earnings per share	107,315		110,476		109,223		111,049
Basic earnings per share	$	1.21	$	1.07	$	5.16	$	2.46
Diluted earnings per share
Numerator:
Net income attributable to Albemarle Corporation	$	129,745	$	118,670	$	563,966	$	273,216
Denominator:
Weighted-average common shares for basic earnings per share	107,315		110,476		109,223		111,049
Incremental shares under stock compensation plans	987		1,499		1,053		1,407
Weighted-average common shares for diluted earnings per share	108,302		111,975		110,276		112,456
Diluted earnings per share	$	1.20	$	1.06	$	5.11	$	2.43