Summary of Notional Amount and Fair Value of Derivative Instruments (Detail) (Designated as Hedging Instrument, Interest Rate Swap, USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Derivatives, Fair Value [Line Items]    
Fair Value of Liability $ (845) $ (792)
Accounts payable, accrued expenses and other liabilities | Derivative Instrument 1
   
Derivatives, Fair Value [Line Items]    
Notional Amount 10,968  
Interest Rate 4.62%  
Fair Value of Liability (43) (42)
Accounts payable, accrued expenses and other liabilities | Derivative Instrument 2
   
Derivatives, Fair Value [Line Items]    
Notional Amount 6,783  
Interest Rate 5.75%  
Fair Value of Liability (292) (326)
Accounts payable, accrued expenses and other liabilities | Derivative Instrument 3
   
Derivatives, Fair Value [Line Items]    
Notional Amount 32,400  
Interest Rate 3.15%  
Fair Value of Liability (175) (178)
Accounts payable, accrued expenses and other liabilities | Derivative Instrument 4
   
Derivatives, Fair Value [Line Items]    
Notional Amount 61,758 [1]  
Interest Rate 5.14% [1]  
Fair Value of Liability (335) [1] (246) [1]
Number of interest rate derivatives held 8  
Accounts payable, accrued expenses and other liabilities | Derivative Instrument 4 | Minimum
   
Derivatives, Fair Value [Line Items]    
Notional Amount   7,600
Accounts payable, accrued expenses and other liabilities | Derivative Instrument 4 | Maximum
   
Derivatives, Fair Value [Line Items]    
Notional Amount   $ 7,900
[1] Represents a tranche of eight individual interest rate swap agreements with notional amounts ranging from $7.6 million to $7.9 million. The swap agreements contain the same payment terms, stated interest rate, effective date, and maturity date.