Annual report pursuant to Section 13 and 15(d)

Effects of Interest Rates Swaps Designated as Cash Flow Hedges (Detail)

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Effects of Interest Rates Swaps Designated as Cash Flow Hedges (Detail) (Cash Flow Hedging, Interest Rate Swap, USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Cash Flow Hedging | Interest Rate Swap
 
Derivative Instruments, Gain (Loss) [Line Items]  
Loss recognized in other comprehensive income (loss) - effective portion $ (3,196)
Amount reclassified from other comprehensive income (loss) into interest expense, net $ 189