Net Income (Loss) Per Common Share (Tables)

9 Months Ended

Sep. 30, 2012

Earnings Per Share [Abstract]

Reconciling the Components of Basic and Diluted Net Income (Loss) per Common Share

	Three Months Ended September 30,						Nine Months Ended September 30,
	2012			2011			2012			2011
General Partner
Net loss attributable to common shareholders	$	(28,230	)	$	(32,076	)	$	(93,102	)	$	(13,549	)
Less: Dividends on participating securities	(680		)	(811		)	(2,388		)	(2,416		)
Basic net loss attributable to common shareholders	(28,910		)	(32,887		)	(95,490		)	(15,965		)
Noncontrolling interest in earnings of common unitholders	—			—			—			—
Diluted net loss attributable to common shareholders	$	(28,910	)	$	(32,887	)	$	(95,490	)	$	(15,965	)
Weighted average number of common shares outstanding	270,289			252,802			265,153			252,618
Weighted average Limited Partner Units outstanding	—			—			—			—
Other potential dilutive shares	—			—			—			—
Weighted average number of common shares and potential dilutive securities	270,289			252,802			265,153			252,618
Partnership
Net loss attributable to common unitholders	$	(28,689	)	$	(32,944	)	$	(94,838	)	$	(13,918	)
Less: Distributions on participating securities	(680		)	(811		)	(2,388		)	(2,416		)
Basic and diluted net loss attributable to common unitholders	$	(29,369	)	$	(33,755	)	$	(97,226	)	$	(16,334	)
Weighted average number of Common Units outstanding	274,800			259,866			270,095			259,505
Other potential dilutive units	—			—			—			—
Weighted average number of Common Units and potential dilutive securities	274,800			259,866			270,095			259,505

Computation of Anti-Dilutive Common Share

	Three Months Ended September 30,						Nine Months Ended September 30,
	2012			2011			2012			2011
General Partner
Noncontrolling interest in loss of common unitholders	$	(459	)	$	(868	)	$	(1,736	)	$	(369	)
Weighted average Limited Partner Units outstanding	4,511			7,064			4,942			6,887
General Partner and the Partnership
Other potential dilutive shares or units:
Anti-dilutive outstanding potential shares or units under fixed stock option and other stock-based compensation plans	1,763			1,677			1,763			1,677
Anti-dilutive potential shares or units under the Exchangeable Notes	—			3,432			—			3,432
Outstanding participating securities	4,045			4,840			4,045			4,840