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Summary of Significant Accounting Policies - Financial Instruments Held at Fair Value (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2014
Dec. 31, 2013
Financial Liabilities:    
Interest rate swap liability $ 320 $ 453
Fair Value Measurements, Level 1 [Member] | Interest Rate Swap [Member]
   
Financial Liabilities:    
Interest rate swap liability      
Fair Value Measurements, Level 2 [Member] | Interest Rate Swap [Member]
   
Financial Liabilities:    
Interest rate swap liability 320 453
Fair Value Measurements, Level 3 [Member] | Interest Rate Swap [Member]
   
Financial Liabilities:    
Interest rate swap liability      
Carrying Value [Member] | Interest Rate Swap [Member]
   
Financial Liabilities:    
Interest rate swap liability $ 320 $ 453