Annual report pursuant to Section 13 and 15(d)

Intangible Assets and Goodwill - Additional Information (Detail)

v2.4.0.8
Intangible Assets and Goodwill - Additional Information (Detail) (USD $)
0 Months Ended 12 Months Ended
Oct. 02, 2013
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Finite-Lived Intangible Assets [Line Items]        
Goodwill impairment $ 0 $ 0 $ 0 $ 0
Franchise asset impairment charge   600,000    
Definite lived intangible assets, amortization expense   $ 1,600,000 $ 1,600,000 $ 1,700,000
Lease Agreements [Member]
       
Finite-Lived Intangible Assets [Line Items]        
Weighted-average amortization period   15 years