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SHAREHOLDER'S EQUITY CARES Act Issuance (Details) - USD ($) | Dec. 31, 2020 | Dec. 24, 2020 | Apr. 23, 2020
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Class of Warrant or Right [Line Items] |  |  |
Class of Warrant or Right, Number of Warrants Authorized | $ 6,099,336 |  |
US Treasury CARES Act Loan |  |  |
Class of Warrant or Right [Line Items] |  |  |
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | 427,080 |  |
ALK Common Stock Warrant |  |  |
Class of Warrant or Right [Line Items] |  |  |
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right | 915,930 |  |
Class of Warrant or Right, Exercise Price of Warrants or Rights |  | $ 52.25 | $ 31.61

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 + Details
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