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Executive Nonqualified Defined Benefit Plan (Tables) | 12 Months Ended
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Dec. 31, 2012
Benefit Obligation, Amounts Recognized Company's Financial Statements and Principal Assumptions | The following table sets forth the benefit obligation, amounts recognized in the Company’s financial statements and the principal assumptions used:
|  | 2012 |  |  | 2011 |  |  | 2010 |
Change in projected benefit obligation: |  |  |  |  |  |  |  |  |  |  |  |
Benefit obligation at beginning of year |  | $ | 1,142 |  |  | $ | 688 |  |  | $ | 377 |
Service cost |  |  | 317 |  |  |  | 263 |  |  |  | 228 |
Interest cost |  |  | 45 |  |  |  | 36 |  |  |  | 23 |
Actuarial loss |  |  | 129 |  |  |  | 155 |  |  |  | 60 |
Net periodic benefit cost |  |  | 491 |  |  |  | 454 |  |  |  | 311 |
Benefit obligation at end of year |  | $ | 1,633 |  |  | $ | 1,142 |  |  | $ | 688 |
Fair Value of Plan Assets | The following table sets forth the fair value of the plan assets from the date of acquisition to December 31, 2012:
|  | 2012 |  |  | 2011 |
Change in plan assets: |  |  |  |  |  |  |  |
Plan assets at beginning of year |  | $ | 1,098 |  |  | $ | 943 |
Expected return on plan assets |  |  | 41 |  |  |  | 21 |
Net contributions |  |  | 386 |  |  |  | 148 |
Actuarial loss |  |  | (11 | ) |  |  | (4 | )
Exchange rate impact |  |  | 34 |  |  |  | — |
Plan assets at end of year |  | $ | 1,548 |  |  | $ | 1,098 |
Actuarial Assumptions Used to Determine Benefit Obligation and Net Periodic Service Cost | The following table describes the actuarial assumptions used to determine the benefit obligation and the net periodic service cost:
|  | 2012 |
Discount rate |  |  | 3.41 | %
Expected long term rate of return on plan assets |  |  | 3.80 | %
Schedule of Expected Pension Payments | The schedule of expected pension payments made to W.E.T. defined benefit plan participants over the next 10 years is as follows:
Year |  |  |
2013 |  | $ | 285 |
2014 |  |  | 291 |
2015 |  |  | 297 |
2016 |  |  | 302 |
2017 |  |  | 309 |
2018 - 2022 |  |  | 1,652 |
Total |  | $ | 3,136 |
W.E.T. |
Benefit Obligation, Amounts Recognized Company's Financial Statements and Principal Assumptions | The following table sets forth the benefit obligation and amounts recognized in the Company’s financial statements:
|  | 2012 |  |  | 2011 |
Change in projected benefit obligation: |  |  |  |  |  |  |  |
Benefit obligation at beginning of year |  | $ | 4,250 |  |  | $ | 4,280 |
Service cost |  |  | 199 |  |  |  | 7 |
Interest cost |  |  | 195 |  |  |  | 118 |
Paid pension distributions |  |  | (277 | ) |  |  | (167 | )
Actuarial (gains)/losses |  |  | 912 |  |  |  | (55 | )
Past service cost |  |  | — |  |  |  | 67 |
Exchange rate impact |  |  | 113 |  |  |  | — |
Benefit obligation at end of year |  | $ | 5,392 |  |  | $ | 4,250 |

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- Definition Tabular disclosure of the aggregate benefit obligation and aggregate fair value of plan assets for pension plans and/or other employee benefit plans with benefit obligations in excess of plan assets as of the measurement date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e2417-114920 + Details
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- Definition Tabular disclosure of the changes in plan assets and benefit obligations recognized in other comprehensive income (loss) during the period. + References No definition available. + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + 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 (f) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the amounts related to pension plans and/or other employee benefit plans in accumulated other comprehensive income or loss that have not yet been recognized as components of net periodic benefit cost, such as the net gain (loss), net prior service cost or credit, and net transition asset or obligation. + 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 (j) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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