Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Assets or Liabilities Measured at Fair Value on a Non-Recurring basis (Detail)

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Fair Value Measurements - Assets or Liabilities Measured at Fair Value on a Non-Recurring basis (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items]  
Long-lived assets held for sale $ 4,101
Fair Value, Measurements, Nonrecurring [Member]
  
Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items]  
Long-lived assets held and used 702,011
Long-lived assets held for sale 4,101
Goodwill 476,315
Franchise assets 79,535
Total Gain (loss) on long-lived assets held and used (6,036)
Total Gain (loss) on long-lived assets held for sale (3,236)
Total Gain (loss) on goodwill   
Total Gain (loss) on franchise assets (600)
Fair Value, Measurements, Nonrecurring [Member] | Significant Unobservable Inputs (Level 3) [Member]
  
Fair Value Of Assets And Liabilities Measured On Non Recurring Basis [Line Items]  
Long-lived assets held and used 702,011
Long-lived assets held for sale 4,101
Goodwill 476,315
Franchise assets $ 79,535