Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Calculations Of Basic And Diluted Earnings Per Share

	Three Months Ended
	March 31,
	2018		2017
	(Dollars in thousands, except per share amounts)
Basic earnings per share computation:
Net income attributable to Ferro Corporation common shareholders	$	23,391	$	21,898
Weighted-average common shares outstanding		84,228		83,530
Basic earnings per share attributable to Ferro Corporation common shareholders	$	0.28	$	0.26
Diluted earnings per share computation:
Net income attributable to Ferro Corporation common shareholders	$	23,391	$	21,898
Weighted-average common shares outstanding		84,228		83,530
Assumed exercise of stock options		839		516
Assumed satisfaction of restricted stock unit conditions		279		574
Assumed satisfaction of performance stock unit conditions		164		268
Weighted-average diluted shares outstanding		85,510		84,888
Diluted earnings per share attributable to Ferro Corporation common shareholders	$	0.27	$	0.26