GENERAL - Schedule of Earnings (Loss) from Discontinued Operations (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Loss from operating activities	$ (1,243)	$ (3,381)
Gains on dispositions of real estate	3,153	8,432
Earnings from discontinued operations	1,910	5,051
Segment, Discontinued Operations [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues from rental properties	1,047	1,616
Impairment charges	(1,533)	(3,512)
Other operating expenses	(757)	(1,485)
Loss from operating activities	(1,243)	(3,381)
Gains on dispositions of real estate	3,153	8,432
Earnings from discontinued operations	$ 1,910	$ 5,051