Earnings per Common Share (Tables)

12 Months Ended

Dec. 31, 2012

Earnings Per Share [Abstract]

Earnings per Share

The following table provides the basis for earnings (loss) per share calculations by reconciling basic and diluted weighted average shares outstanding: 

	Year Ended December 31
	2012	2011	2010
	(In thousands)
Weighted average shares outstanding:
Basic weighted average shares outstanding	211,381	190,086	162,398
Effect of common stock equivalents under incentive plans	—	819	812
Diluted weighted average shares outstanding	211,381	190,905	163,210