v2.4.0.8
Goodwill - Schedule of Change in the Carrying Amount of Goodwill (Detail) (USD $)
In Thousands, unless otherwise specified
9 Months Ended
Sep. 30, 2014
Goodwill And Intangible Assets Disclosure [Abstract]  
Goodwill $ 155,829
Accumulated impairment losses (44,636)
Goodwill, net 111,193
Acquisitions and other purchase price adjustments 10,840
Goodwill 166,669
Accumulated impairment losses (44,636)
Goodwill, net $ 122,033