Earnings per Share and Unit (Tables)

6 Months Ended

Jun. 30, 2013

Parent Company [Member]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following summarizes the calculation of basic and diluted earnings per share for the periods ended June 30, 2013 and 2012, respectively (in thousands except per share data):

		Three months ended June 30,				Six months ended June 30,
		2013	2012			2013	2012
Numerator:
Continuing Operations
Income from continuing operations	$	23,373	12,492		$	43,525	29,737
Gain (loss) on sale of real estate		1,717	(21	)		1,717	1,814
Less: income (loss) attributable to noncontrolling interests		316	257			629	(140	)
Income from continuing operations attributable to the Company		24,774	12,214			44,613	31,691
Less: preferred stock dividends		5,265	5,396			10,531	19,333
Less: dividends paid on unvested restricted stock		185	206			369	411
Income from continuing operations attributable to common stockholders - basic		19,324	6,612			33,713	11,947
Add: dividends paid on Treasury Method restricted stock		30	23			52	35
Income from continuing operations attributable to common stockholders - diluted		19,354	6,635			33,765	11,982
Discontinued Operations
Income (loss) from discontinued operations		12,379	(1,123	)		13,361	6,532
Less: income from discontinued operations attributable to noncontrolling interests		24	(2	)		25	12
Income from discontinued operations attributable to the Company		12,355	(1,121	)		13,336	6,520
Net Income
Net income attributable to common stockholders - basic		31,679	5,491			47,049	18,467
Net income attributable to common stockholders - diluted	$	31,709	5,514		$	47,101	18,502
Denominator:
Weighted average common shares outstanding for basic EPS		91,422	89,489			90,742	89,462
Incremental shares to be issued under unvested restricted stock		64	51			56	37
Weighted average common shares outstanding for diluted EPS		91,486	89,540			90,798	89,499
Income per common share – basic
Continuing operations	$	0.21	0.07		$	0.37	0.14
Discontinued operations		0.14	(0.01	)		0.15	0.07
Net income attributable to common stockholders	$	0.35	0.06		$	0.52	0.21
Income per common share – diluted
Continuing operations	$	0.21	0.07		$	0.37	0.14
Discontinued operations		0.14	(0.01	)		0.15	0.07
Net income attributable to common stockholders	$	0.35	0.06		$	0.52	0.21

Partnership Interest [Member]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

The following summarizes the calculation of basic and diluted earnings per unit for the periods ended June 30, 2013 and 2012, respectively (in thousands except per unit data):

		Three months ended June 30,				Six months ended June 30,
		2013	2012			2013	2012
Numerator:
Continuing Operations
Income from continuing operations	$	23,373	12,492		$	43,525	29,737
Gain (loss) on sale of real estate		1,717	(21	)		1,717	1,814
Less: income attributable to noncontrolling interests		246	234			520	412
Income from continuing operations attributable to the Partnership		24,844	12,237			44,722	31,139
Less: preferred unit distributions		5,265	5,396			10,531	18,704
Less: dividends paid on unvested restricted units		185	206			369	411
Income from continuing operations attributable to common unit holders - basic		19,394	6,635			33,822	12,024
Add: dividends paid on Treasury Method restricted units		30	23			52	35
Income from continuing operations attributable to common unit holders - diluted		19,424	6,658			33,874	12,059
Discontinued Operations
Income (loss) from discontinued operations		12,379	(1,123	)		13,361	6,532
Less: income from discontinued operations attributable to noncontrolling interests		24	(2	)		25	12
Income from discontinued operations attributable to the Partnership		12,355	(1,121	)		13,336	6,520
Net Income
Net income attributable to common unit holders - basic		31,749	5,514			47,158	18,544
Net income attributable to common unit holders - diluted	$	31,779	5,537		$	47,210	18,579
Denominator:
Weighted average common units outstanding for basic EPU		91,600	89,666			90,920	89,639
Incremental units to be issued under unvested restricted stock		64	51			56	37
Weighted average common units outstanding for diluted EPU		91,664	89,717			90,976	89,676
Income (loss) per common unit – basic
Continuing operations	$	0.21	0.07		$	0.37	0.14
Discontinued operations		0.14	(0.01	)		0.15	0.07
Net income (loss) attributable to common unit holders	$	0.35	0.06		$	0.52	0.21
Income (loss) per common unit – diluted
Continuing operations	$	0.21	0.07		$	0.37	0.14
Discontinued operations		0.14	(0.01	)		0.15	0.07
Net income (loss) attributable to common unit holders	$	0.35	0.06		$	0.52	0.21