Quarterly report pursuant to Section 13 or 15(d)

Significant Classes of Amortizable Intangible Assets by Major Category (Detail)

v2.4.0.8
Significant Classes of Amortizable Intangible Assets by Major Category (Detail) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Dec. 31, 2012
Finite-Lived Intangible Assets [Line Items]    
Cost $ 34,610 $ 33,874
Accumulated Amortization (26,501) (25,121)
Net 8,109 8,753
Customer lists and contracts
   
Finite-Lived Intangible Assets [Line Items]    
Cost 17,213 17,213
Accumulated Amortization (13,443) (12,665)
Net 3,770 4,548
Domain and brand names
   
Finite-Lived Intangible Assets [Line Items]    
Cost 11,042 11,015
Accumulated Amortization (7,638) (7,192)
Net 3,404 3,823
Favorable and assigned leases
   
Finite-Lived Intangible Assets [Line Items]    
Cost 2,358 1,649
Accumulated Amortization (1,649) (1,594)
Net 709 55
Other amortizable intangible assets
   
Finite-Lived Intangible Assets [Line Items]    
Cost 3,997 3,997
Accumulated Amortization (3,771) (3,670)
Net $ 226 $ 327