Net Income (Loss) Per Common Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

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

	Three Months Ended March 31,
	2015			2014
General Partner
Net income attributable to common shareholders	$	65,244		$	18,683
Less: Dividends on participating securities	(620		)	(645		)
Basic net income attributable to common shareholders	64,624			18,038
Noncontrolling interest in earnings of common unitholders	699			250
Diluted net income attributable to common shareholders	$	65,323		$	18,288
Weighted average number of common shares outstanding	344,597			327,106
Weighted average Limited Partner Units outstanding	3,695			4,387
Other potential dilutive shares	361			223
Weighted average number of common shares and potential dilutive securities	348,653			331,716
Partnership
Net income attributable to common unitholders	$	65,943		$	18,933
Less: Distributions on participating securities	(620		)	(645		)
Basic and diluted net income attributable to common unitholders	$	65,323		$	18,288
Weighted average number of Common Units outstanding	348,292			331,493
Other potential dilutive units	361			223
Weighted average number of Common Units and potential dilutive securities	348,653			331,716

Computation of Anti-Dilutive Common Share

	Three Months Ended March 31,
	2015	2014
General Partner and Partnership
Potential dilutive shares or units:
Anti-dilutive outstanding potential shares or units under fixed stock option and other stock-based compensation plans	1,030	1,215
Outstanding participating securities	3,593	3,841