Condensed Combined Balance Sheets of Limited Liabilities Accounted for under Equity Method (Detail) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Equity Method Investments And Joint Ventures [Abstract]
Net property, including CIP	$ 61,317	$ 61,668
Other assets	5,343	5,264
Total assets	66,660	66,932
Liabilities	2,832	2,538
Mortgage notes payable, non-recourse to us	28,497	28,895
Advances payable to us	21,855	22,489
Equity	13,476	13,010
Total liabilities and equity	66,660	66,932
Our share of equity in and advances to LLCs reflected as:
Investments in LLCs	14,910	9,108
Advances to LLCs	21,855	22,489
Investments in and advances to LLCs before amounts included in accrued expenses and other liabilities	36,765	31,597
Amounts included in accrued expenses and other liabilities	(1,771)	(1,105)
Our share of equity in and advances to LLCs, net	$ 34,994	$ 30,492