Note 15 - Noncontrolling Interests (Tables)

12 Months Ended

Dec. 31, 2012

Convertible Non-convertible Units [Table Text Block]

Type	Number of Units Issued		Par Value  Per Unit		Return Per Annum
Preferred A Units (1)		81,800,000	$	1.00		7.0%
Class A Preferred Units (1)		2,000	$	10,000	LIBOR	plus	2.0%
Class B-1 Preferred Units (2)		2,627	$	10,000		7.0%
Class B-2 Preferred Units (1)		5,673	$	10,000		7.0%
Class C DownReit Units (2)		640,001	$	30.52	Equal to the Company’s common stock dividend

Redeemed Noncontrolling Interests [Table Text Block]

Type	Units Redeemed		Par Value Redeemed (in millions)
Preferred A Units		2,200,000	$	2.2
Class A Preferred Units		2,000	$	20.0
Class B-1 Preferred Units		2,438	$	24.4
Class B-2 Preferred Units		5,576	$	55.8
Class C DownReit Units		61,804	$	1.9

Redeemable Units [Table Text Block]

Type	Number of Units Issued		Par Value Per Unit		Return Per Annum
Class A Units (1)		13,963	$	1,000		5.0%
Class B Units (2)		647,758	$	37.24	Equal to the Company’s common stock dividend

Redeemable Noncontrolling Interest [Table Text Block]

	2012			2011
Balance at January 1,	$	95,074		$	95,060
Unit redemptions		(13,998	)		-
Fair market value amortization		-			14
Balance at December 31,	$	81,076		$	95,074