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Income Taxes Income Taxes Details 6 (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |  |
Beginning Balance | $ (1,348) | $ (1,348) | $ (1,348)
Reductions to tax positions related to the current year | 0 |  |
Additions to tax positions related to prior years | 0 |  |
Reductions to tax positions as a result of audit settlement |  |  | 0
Reductions to tax positions related to prior years |  | 0 |
Ending Balance | (1,348) | (1,348) | (1,348)
Unrecognized Tax Benefits that Would Impact Effective Tax Rate | 1,300 |  |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 800 | $ 700 | $ 600
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense | $ 100 |  |

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 45 -Paragraph 10B -URI http://asc.fasb.org/extlink&oid=123427490&loc=SL37586934-109318 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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