Note 8 - Real Estate Assets Held for Sale/Discontinued Operations (Detail) - Condensed Results of Operations of Real Estate Assets Held for Sale or Discontinued Operations (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Operating revenues:
Rental income	$ 7		$ 14
Other income	2	53	5	152
Total operating revenues	9	53	19	152
Operating expenses:
Property operating, maintenance and real estate taxes	90	410	256	633
Depreciation and amortization		335		671
Total operating expenses	90	745	256	1,304
Net loss attributable to discontinued operations	(81)	(692)	(237)	(1,152)
Net gain from disposal of discontinued operations	7,989		13,508
Income (loss) from discontinued operations	$ 7,908	$ (692)	$ 13,271	$ (1,152)