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Pension Plans and Other Postretirement Benefits (Details 2) (USD $) In Thousands, unless otherwise specified | 9 Months Ended
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Sep. 30, 2012
Defined Benefit Plan [Member] |
Contributions made and expected full year contributions for the Company's plans |
Minimum funding requirement for 2012 | $ 1,000
Contributions made in the nine months ended September 30, 2012 | 2,534
Expected contributions (approximations) for the year ended December 31, 2012 as of the time of: |
This Form 10-Q (1) | 2,550
The 2011 Form 10-K (2) | 2,300
Supplemental Defined Benefit Plans [Member] |
Contributions made and expected full year contributions for the Company's plans |
Contributions made in the nine months ended September 30, 2012 | 985
Expected contributions (approximations) for the year ended December 31, 2012 as of the time of: |
This Form 10-Q (1) | 1,300
The 2011 Form 10-K (2) | 1,300
Other Postretirement Benefit Plans [Member] |
Contributions made and expected full year contributions for the Company's plans |
Contributions made in the nine months ended September 30, 2012 | 363
Expected contributions (approximations) for the year ended December 31, 2012 as of the time of: |
This Form 10-Q (1) | 519
The 2011 Form 10-K (2) | $ 519

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- Definition Defined benefit plan and other post retirement plan expected contribution for the full current fiscal year as of the last fiscal year-end. + References No definition available. + Details
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- Definition Defined benefit plan and other post retirement plan expected contributions for the full current fiscal year. + References No definition available. + Details
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- Definition Defined benefit plan and other post retirement plan minimum funding required. + 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 Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: 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=21915506&loc=d3e1928-114920 + Details
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