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Special Items (Details) $ in Thousands | 12 Months Ended
--- | ---
Jun. 30, 2023 aircraft | Dec. 31, 2021 USD ($) aircraft | Dec. 31, 2019 USD ($)
Parts credit |  |  | $ 18,508
Employee severance |  |  | 3,361
Total Special items |  | $ 84,592 | $ 21,869
CRJ 900 |  |  |
Impairment charges |  | $ 84,592 |
Sky West Airlines Inc [Member] | CRJ 900 | Forecast |  |  |
Number of aircraft to be replaced | aircraft | 16 |  |
Sky West Airlines Inc [Member] | Delta Capacity Purchase Agreement | E175 [Member] |  |  |
Number of aircraft under purchase agreement | aircraft |  | 16 |

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- Definition Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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