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Derivative Financial Instruments - Summary of Aggregate Amount and Estimated Net Fair Value of Derivative Instruments (Detail) - USD ($)
Jun. 30, 2016
Jun. 24, 2016
Dec. 31, 2015
Derivative Instruments Gain Loss [Line Items]      
Derivative, notional amount $ 350,000,000   $ 200,000,000
Derivative assets, Estimated Fair Value     24,000
Fair Value of Assets     24,000
Fair Value of Liabilities (1,163,000)    
Interest Rate Swap      
Derivative Instruments Gain Loss [Line Items]      
Derivative, notional amount 150,000,000    
Cash Flow Hedge      
Derivative Instruments Gain Loss [Line Items]      
Derivative, notional amount 150,000,000   200,000,000
Fair Value of Assets     24,000
Fair Value of Liabilities (1,163,000)    
Cash Flow Hedge | Interest Rate Swap      
Derivative Instruments Gain Loss [Line Items]      
Derivative, notional amount 150,000,000    
Fair Value of Liabilities (1,163,000)    
Cash Flow Hedge | Interest Rate Cap      
Derivative Instruments Gain Loss [Line Items]      
Derivative, notional amount 200,000,000 $ 150,000,000 200,000,000
Fair Value of Assets     $ 24,000
Freestanding Derivatives | Interest Rate Cap      
Derivative Instruments Gain Loss [Line Items]      
Derivative, notional amount $ 200,000,000