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Employee Benefit Plans (Expected Future Benefit Payments Related to Defined Benefit Plans) (Detail) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Compensation and Retirement Disclosure [Abstract]  
2014 $ 7,755
2015 8,333
2016 10,482
2017 9,292
2018 9,700
2019 through 2023 53,581
Total defined benefit plan expected future benefit payments $ 99,143