Assets and Liabilities of Consolidated Variable Interest Entities (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014		Dec. 31, 2013
Variable Interest Entity [Line Items]
Real estate, accumulated depreciation	$ 145,751	[1]	$ 127,745	[1]
Deferred financing costs, accumulated amortization	21,484		17,768
Intangible assets, accumulated amortization	8,960		4,564
Indebtedness, fair value	425,927		389,146
Variable Interest Entities
Variable Interest Entity [Line Items]
Real estate, accumulated depreciation	22,013		18,538
Deferred financing costs, accumulated amortization	19,150		17,107
Intangible assets, accumulated amortization	2,513		568
Indebtedness, fair value	$ 413,187		$ 377,235

[1] Includes 19 apartment properties owned by Independence Realty Trust, Inc., with 5,342 units and a book value of $362,323 and accumulated depreciation of $18,804 as of June 30, 2014.