Quarterly report pursuant to Section 13 or 15(d)

Fair Value Accounting - Fair Value of Financial Assets Measured at Fair Value (Detail)

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Fair Value Accounting - Fair Value of Financial Assets Measured at Fair Value (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Assets:  
Total Fair Value and Carrying Value on Balance Sheet $ 3,578
Fair value of interest rate swaps
 
Assets:  
Total Fair Value and Carrying Value on Balance Sheet 3,578
Level 1 | Fair value of interest rate swaps
 
Assets:  
Total Fair Value and Carrying Value on Balance Sheet   
Level 2 | Fair value of interest rate swaps
 
Assets:  
Total Fair Value and Carrying Value on Balance Sheet 3,578
Level 3 | Fair value of interest rate swaps
 
Assets:  
Total Fair Value and Carrying Value on Balance Sheet