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Employee Benefit Plans (Details 6) - DB Pension Plan | Dec. 31, 2016 | Dec. 31, 2015
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Weighted-average asset allocations | 100.00% | 100.00%
Equity securities |  |
Weighted-average asset allocations | 68.00% | 75.00%
Debt securities |  |
Weighted-average asset allocations | 30.00% | 24.00%
Other |  |
Weighted-average asset allocations | 2.00% | 1.00%

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