Note 12 - Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2011

Estimate of Fair Value Differs From Carrying Amouns

		June 30, 2011				December 31, 2010
		Carrying Amounts		Estimated Fair Value		Carrying Amounts		Estimated Fair Value
Marketable Securities	$	44,898	$	45,704	$	223,991	$	224,451
Notes Payable	$	2,899,069	$	3,113,509	$	2,982,421	$	3,162,183
Mortgages Payable	$	1,041,082	$	1,125,140	$	1,046,313	$	1,120,797
Construction Loans Payable	$	40,218	$	43,756	$	30,253	$	32,192
Mandatorily Redeemable Noncontrolling Interests (termination dates ranging from 2019 – 2027)	$	2,581	$	5,044	$	2,697	$	5,462

Assets And Liabilities Measured At Fair Value

		Balance at June 30, 2011		Level 1		Level 2		Level 3
Assets:
Marketable equity securities	$	35,616	$	35,616	$	-	$	-
Liabilities:
Interest rate swaps	$	411	$	-	$	411	$	-

		Balance at December 31, 2010		Level 1		Level 2		Level 3
Assets:
Marketable equity securities	$	31,016	$	31,016	$	-	$	-
Convertible notes	$	172,075	$	-	$	172,075	$	-
Conversion option	$	10,205	$	-	$	10,205	$	-
Liabilities:
Interest rate swaps	$	506	$	-	$	506	$	-

		Balance at June 30, 2011		Level 1		Level 2		Level 3
Assets:
Real estate	$	2,514	$	-	$	-	$	2,514

		Balance at December 31, 2010		Level 1		Level 2		Level 3
Assets:
Real Estate	$	16,414	$	-	$	-	$	16,414
Real estate under development/redevelopment	$	22,626	$	-	$	-	$	22,626
Other real estate investments	$	3,921	$	-	$	-	$	3,921
Mortgage and other financing receivables	$	1,405	$	-	$	-	$	1,405