v2.4.0.8
Reconciliation of Beginning and Ending Liability for Unrecognized Tax Benefits that Do Not Meet More-Likely-than-not Threshold (Detail) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Income Tax Contingency [Line Items]    
Balance beginning $ 67,546 $ 8,943
Additions for tax positions related to current year 6,005 2,102
(Reductions) additions for tax positions related to prior years (3,901) 58,442
Reductions related to lapse of applicable statute (8,480) (1,941)
Reductions related to settlements with taxing authorities (632)  
Balance ending $ 60,538 $ 67,546