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v3.22.4

Income Taxes - Effective Income Tax Rate Reconciliation (Details) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Reconciliation of the federal statutory and effective income tax rate |  |  |
U.S. federal statutory rate | 21.00% | 21.00% | 21.00%
State and local income taxes, net of federal tax effect | 1.70% | (0.30%) | (10.00%)
Effect of excess of percentage depletion over cost depletion | (3.10%) | (3.40%) | (43.00%)
Foreign derived intangible income deduction | (1.70%) | (2.30%) | (1.80%)
Non-deductible goodwill impairment | 0.00% | 0.00% | 7.10%
Research and development tax credit | (2.00%) | (1.20%) | (16.40%)
Impact of foreign operations | 0.60% | 0.30% | (5.30%)
Non-deductible transaction costs | 0.00% | 1.60% | 6.90%
Interest from tax authorities | 0.00% | 0.00% | (3.80%)
Adjustment to unrecognized tax benefits | (0.50%) | (1.90%) | 1.80%
Equity compensation | (0.90%) | (0.50%) | (5.30%)
Non-deductible officers' compensation | 1.20% | 1.40% | 6.80%
Valuation allowance | 0.60% | (8.50%) | (45.50%)
Other items | (0.30%) | 0.10% | 0.60%
Effective tax rate | 16.60% | 6.30% | (86.90%)

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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 6.I.Fact.4) -URI https://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(2)) -URI https://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI https://asc.fasb.org/extlink&oid=121826272&loc=d3e32687-109319 + Details
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