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Equity Method Investements (Tables) | 12 Months Ended
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Dec. 31, 2020
Equity Method Investments and Joint Ventures [Abstract] |
Equity Method Investments [Table Text Block] | Changes in the Company's investment in LACC for the years ended December 31, 2020 and 2019 were as follows:
|  | Investment in LACC
Balance at December 31, 2018 |  | $ | 183 |
Cash contributions |  | 45 |
Additional interest purchased |  | 817 |
Depreciation and amortization |  | (7) |
Return of investment |  | — |
Balance at December 31, 2019 |  | 1,038 |
Cash contributions |  | 4 |
Additional interest purchased |  | — |
Depreciation and amortization |  | (37) |
Return of investment |  | (44) |
Balance at December 31, 2020 |  | $ | 961 |
Schedule of Expected Benefit Payments [Table Text Block] | The following benefit payments are expected to be paid:
|  | Pension Benefits |  | Other Post- retirement Benefits
Estimated future benefit payments: |  |  |  |
Year 1 |  | $ | 45 |  |  | $ | 8 |
Year 2 |  | 45 |  |  | 8 |
Year 3 |  | 47 |  |  | 8 |
Year 4 |  | 46 |  |  | 7 |
Year 5 |  | 47 |  |  | 7 |
Years 6 to 10 |  | 234 |  |  | 18 |

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- Definition Tabular disclosure of equity method investments including, but not limited to, name of each investee or group of investments, percentage ownership, difference between recorded amount of an investment and the value of the underlying equity in the net assets, and summarized financial information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 323 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=114001798&loc=d3e33918-111571 + 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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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