Earnings (Loss) Per Share From Continuing Operations (Tables)

12 Months Ended

Dec. 31, 2011

Earnings (Loss) per Share from Continuing Operations [Abstract]

Calculations of basic and diluted earnings (loss) per share

	2011		2010		2009
	(In thousands, except per share amounts)
Basic earnings (loss) per share computation:
Net income (loss) attributable to Ferro Corporation common shareholders	$	31,472	$	5,036	$	(43,621	)
Adjustment for loss (income) from discontinued operations		—		—		325
Total	$	31,472	$	5,036	$	(43,296	)
Weighted-average common shares outstanding		86,119		85,823		50,935
Basic earnings (loss) per share from continuing operations attributable to Ferro Corporation common shareholders	$	0.37	$	0.06	$	(0.85	)
Diluted earnings (loss) per share computation:
Net income (loss) attributable to Ferro Corporation common shareholders	$	31,472	$	5,036	$	(43,621	)
Adjustment for loss (income) from discontinued operations		—		—		325
Plus: Convertible preferred stock		—		—		—
Total	$	31,472	$	5,036	$	(43,296	)
Weighted-average common shares outstanding		86,119		85,823		50,935
Assumed exercise of stock options		225		319		—
Assumed satisfaction of deferred stock unit conditions		44		74		—
Assumed satisfaction of restricted share conditions		390		323		—
Assumed conversion of convertible notes		—		—		—
Assumed conversion of convertible preferred stock		—		—		—
Weighted-average diluted shares outstanding		86,778		86,539		50,935
Diluted earnings (loss) per share from continuing operations attributable to Ferro Corporation common shareholders	$	0.36	$	0.06	$	(0.85	)