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SUBSEQUENT EVENT | 9 Months Ended
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Sep. 30, 2017
Subsequent Event [Line Items] |
Subsequent Events [Text Block] | SUBSEQUENT EVENTS On October 30, 2017, the Company received a final decision from a third-party arbitration panel on increased wage rates and retirement contributions for pilots of Alaska Airlines and Virgin America.

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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Definition The entire disclosure for significant events or transactions that occurred after the balance sheet date through the date the financial statements were issued or the date the financial statements were available to be issued. Examples include: the sale of a capital stock issue, purchase of a business, settlement of litigation, catastrophic loss, significant foreign exchange rate changes, loans to insiders or affiliates, and transactions not in the ordinary course of business. + References No definition available. + Details
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