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Fair Value Measurements (Tables) | 9 Months Ended
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Sep. 30, 2023
Fair Value Measurements [Abstract] |
Fair Value of Assets and Liabilities Carried at Fair Value Measured on Recurring Basis | The following table provides the financial assets and liabilities carried at fair value measured on a recurring basis:
|  | Total Fair Value |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
September 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |  |  |  |  |
Assets held in rabbi trusts |  | $ | 46,240 |  |  | $ | 22,250 |  |  | $ | 23,990 |  |  | $ | - |
Available for sale securities |  | $ | 3,674 |  |  |  | 3,674 |  |  |  | - |  |  |  | - |
|  | $ | 49,914 |  |  | $ | 25,924 |  |  | $ | 23,990 |  |  | $ | - |
Liability: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
MaxPower acquisition contingent consideration |  | $ | 6,955 |  |  | $ | - |  |  | $ | - |  |  | $ | 6,955 |
December 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets held in rabbi trusts |  | $ | 50,173 |  |  | $ | 27,168 |  |  | $ | 23,005 |  |  | $ | - |
Available for sale securities |  | $ | 3,677 |  |  |  | 3,677 |  |  |  | - |  |  |  | - |
Precious metals |  | $ | 1,252 |  |  |  | 1,252 |  |  |  | - |  |  |  | - |
|  | $ | 55,102 |  |  | $ | 32,097 |  |  | $ | 23,005 |  |  | $ | - |
Liability: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
MaxPower acquisition contingent consideration |  | $ | 6,870 |  |  | $ | - |  |  | $ | - |  |  | $ | 6,870 |

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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
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