Stockholders' Equity

12 Months Ended

Dec. 31, 2011

Stockholders' Equity [Abstract]

Stockholders' Equity

13. Stockholders' Equity

The following is a summary of our stockholder's equity capital accounts as of the dates indicated:

		December 31, 2011	December 31, 2010
Preferred Stock, $1.00 par value:
	Authorized shares	50,000,000	50,000,000
	Issued shares	25,724,854	11,349,854
	Outstanding shares	25,724,854	11,349,854
Common Stock, $1.00 par value:
	Authorized shares	400,000,000	225,000,000
	Issued shares	192,604,918	147,381,191
	Outstanding shares	192,275,248	147,097,381

Preferred Stock.During the year ended 2009, certain holders of our Series G Cumulative Convertible Preferred Stock converted 41,600 shares into 29,771shares of our common stock, leaving 399,713of such shares outstanding at December 31, 2009.During the nine months ended September 30, 2010, certain holders of our Series G Cumulative Convertible Preferred Stock converted 394,200shares into 282,078shares of our common stock, leaving 5,513of such shares outstanding,which were redeemed by us on September 30, 2010. During the three months ended September 30, 2010, the holder of our Series E Cumulative Convertible and Redeemable Preferred Stock converted 74,380 shares into 56,935 shares of our common stock, leaving no shares outstanding at December 31, 2011.

In July 2003, we closed a public offering of 4,000,000 shares of 7.875% Series D Cumulative Redeemable Preferred Stock. These shares have a liquidation value of $25.00 per share. Dividends are payable quarterly in arrears. The preferred stock, which has no stated maturity, are redeemable by us at a redemption price of $25.00 per share, plus accrued and unpaid dividends on such shares to the redemption date, effective July 9, 2008.

In September 2004, we closed a public offering of 7,000,000 shares of 7.625% Series F Cumulative Redeemable Preferred Stock. These shares have a liquidation value of $25.00 per share. Dividends are payable quarterly in arrears. The preferred stock, which has no stated maturity, are redeemable by us at a redemption price of $25.00 per share, plus accrued and unpaid dividends on such shares to the redemption date, effective September 14, 2009.

During the three months ended December 31, 2010, we issued 349,854 shares of 6.00% Series H Cumulative Convertible and Redeemable Preferred Stock in connection with a business combination. These shares have a liquidation value of $25.00 per share. Dividends are payable quarterly in arrears. The preferred stock, which has no stated maturity, may be redeemed by us at a redemption price of $25.00 per share, plus accrued and unpaid dividends on such shares to the redemption date, on or after December 31, 2015. See Note 3 for additional information.

During the three months ended March 31, 2011, we issued 14,375,000 of 6.50% Series I Cumulative Convertible Perpetual Preferred Stock. These shares have a liquidation value of $50.00 per share. Dividends are payable quarterly in arrears. The preferred stock is not redeemable by us. The preferred shares are convertible, at the holder's option, into 0.8460 shares of common stock (equal to an initial conversion price of approximately $59.10).

Common Stock.The following is a summary of our common stock issuances during the periods indicated (dollars in thousands, except per share amounts):

	Shares Issued		Average Price		Gross Proceeds		Net Proceeds
February 2009 public issuance	5,816,870	$	36.85	$	214,352	$	210,880
September 2009 public issuance	9,200,000		40.40		371,680		356,554
2009 Dividend reinvestment plan issuances	1,499,497		37.22		55,818		55,818
2009 Equity shelf program issuances	1,952,600		40.69		79,447		77,605
2009 Option exercises	96,166		38.23		3,676		3,676
2009 Totals	18,565,133			$	724,973	$	704,533
September 2010 public issuance	9,200,000	$	45.75	$	420,900	$	403,921
December 2010 public issuance	11,500,000		43.75		503,125		482,448
2010 Dividend reinvestment plan issuances	1,957,364		43.95		86,034		86,034
2010 Equity shelf program issuances	431,082		44.94		19,371		19,013
2010 Option exercises	129,054		31.17		4,022		4,022
2010 Totals	23,217,500			$	1,033,452	$	995,438
March 2011 public issuance	28,750,000	$	49.25	$	1,415,938	$	1,358,543
November 2011 public issuance	12,650,000		50.00		632,500		606,595
2011 Dividend reinvestment plan issuances	2,534,707		48.44		122,794		121,846
2011 Equity shelf program issuances	848,620		50.53		42,888		41,982
2011 Option exercises	232,081		37.17		8,628		8,628
2011 Totals	45,015,408			$	2,222,748	$	2,137,594

Dividends. The following is a summary of our dividend payments (dollars in thousands, except per share amounts):

	Year Ended
	December 31, 2011				December 31, 2010				December 31, 2009
	Per Share		Amount		Per Share		Amount		Per Share		Amount
Common Stock	$	2.83500	$	483,746	$	2.74000	$	348,578	$	2.72000	$	311,760
Series D Preferred Stock		1.96875		7,875		1.96875		7,875		1.96875		7,875
Series E Preferred Stock		-		0		1.12500		94		1.50000		112
Series F Preferred Stock		1.90625		13,344		1.90625		13,344		1.90625		13,344
Series G Preferred Stock		-		0		1.40640		332		1.87500		748
Series H Preferred Stock		2.85840		1,000		-		0		-		0
Series I Preferred Stock		1.33159		38,283		-		0		-		0
Totals			$	544,248			$	370,223			$	333,839

Comprehensive Income

The following is a summary of accumulated other comprehensive income/(loss) as of the dates indicated (in thousands):

		December 31, 2011		December 31, 2010
Unrecognized gains (losses) on cash flow hedges	$	(8,561)	$	(9,969)
Unrecognized gains (losses) on equity investments		(619)		(497)
Unrecognized actuarial gains (losses)		(2,748)		(633)
Totals	$	(11,928)	$	(11,099)

     The following is a summary of comprehensive income/(loss) for the periods indicated (in thousands):

		Year Ended
		December 31,
		2011		2010		2009
Unrecognized gains (losses) on cash flow hedges		$	1,408	$	(8,063)	$	(2,542)
Unrecognized gains (losses) on equity investments			(122)		54		487
Unrecognized actuarial gains (losses)			(2,115)		(199)		277
	Total other comprehensive income (loss)		(829)		(8,208)		(1,778)
Net income attributable to controlling interests			217,610		128,527		193,269
	Comprehensive income attributable to controlling interests		216,781		120,319		191,491
Net and comprehensive income (loss) attributable to noncontrolling interests(1)			(4,894)		357		(342)
	Total comprehensive income	$	211,887	$	120,676	$	191,149
(1) Includes amounts attributable to redeemable noncontrolling interests.

Other Equity

     Other equity consists of accumulated option compensation expense, which represents the amount of amortized compensation costs related to stock options awarded to employees and directors. Expense, which is recognized as the options vest based on the market value at the date of the award, totaled $1,917,000, $1,634,000 and $1,629,000 for the yearsended December 31, 2011, 2010and 2009, respectively.