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Pension Plan - Schedule of Projected Benefit Obligation and Fair Value of Plan Assets (Detail)
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12 Months Ended | |
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Dec. 31, 2013
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Dec. 31, 2012
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| Compensation And Retirement Disclosure [Abstract] | ||
| Weighted Average Discount Rate | 5.00% | 4.00% |
| Weighted Average Asset Rate of Return | 7.00% | 7.00% |
| Compensation Scale | ||