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Income Tax (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Income Tax Disclosure [Abstract] |  |
Unrecognized tax position | $ 0 | $ 0
Interest and penalties on unrecognized tax benefits | 0 | $ 0
Federal operating loss carryforwards, set to begin to expire in 2024 | 12,700 |
Idaho state operating loss carryforwards, set to begin to expire in 2024 | 11,500 |
State operating loss carryforwards, set to begin to expire in 2024 | $ 85 |

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- Definition Federal operating loss carryforwards, set to begin to expire in 2024 + References No definition available. + Details
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- Definition Idaho state operating loss carryforwards, set to begin to expire in 2024 + References No definition available. + Details
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- Definition Oregon state operating loss carryforwards, set to begin to expire in 2024 + References No definition available. + Details
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- Definition Amount of deferred tax liability not recognized because of the exceptions to comprehensive recognition of deferred taxes related to undistributed earnings of domestic subsidiaries. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6424122&loc=d3e41874-109331 + Details
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- References No definition available. + Details
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- Definition Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32718-109319 + Details
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