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Components of Net Periodic Benefit Cost (Details Textual) (USD $) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2013 | Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefits Plan Estimated Future Employer Contributions In Next Fiscal Year |  | $ 2,100,000
Expected contribution to ESOP |  | 550,000
Defined Contribution Plan Employer Accrued Discretionary Contribution Amount | 1,100,000 |
Pension Benefits [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Contributions made by employer | 1,500,000 |
Post-Retirement Health Benefits [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Contributions made by employer | 156,000 |
Expected contribution to ESOP |  | $ 234,000

X
- Definition The employer's best estimate, as soon as it can be reasonably determined, of contributions expected to be paid to the plan during the next fiscal year beginning after the date of the latest statement of financial position. Estimated contributions may be presented in the aggregate combining (1) contributions required by funding regulations or laws, (2) discretionary contributions, and (3) noncash contributions. + References No definition available. + Details
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- Definition Amount of potential discretionary contributions accrued to a defined contribution plan. + References No definition available. + Details
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- Definition Represents the expected amount of contribution to be made by the entity to the Employee Stock Ownership Plan (ESOP) during the next fiscal year beginning after the date of the latest statement of financial position. + References No definition available. + Details
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- Definition The increase in the fair value of plan assets from contributions made by the employer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=28361610&loc=d3e1928-114920 + Details
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- Details
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