XML 83 R65.htm IDEA: XBRL DOCUMENT
v3.3.1.900

EMPLOYEE BENEFIT PLANS - EMPLOYEE INCENTIVE-PAY PLANS (Details) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2015 USD ($) $ / Quarter | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($)
Defined Benefit Plan Disclosure [Line Items] |  |  |
Variable incentive pay | $ | $ 120 | $ 116 | $ 105
Operational Performance Rewards Program entitles all Air Group employees to maximum quarterly payouts (in dollars per quarter) | $ / Quarter | 300 |  |

X
- Definition Quarterly Payout to Employee, Under Employee Incentive Plan, Maximum + References No definition available. + Details
Name: | alk_QuarterlyPayoutToEmployeeUnderEmployeeIncentivePlanMaximum
Namespace Prefix: | alk_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlanDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of payroll tax expense, compensation, postemployment and benefit-related expenses not elsewhere specified in the taxonomy (such as health plan, profit sharing, incentives, tuition reimbursement, other fringe benefits and perquisites) incurred in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
Name: | us-gaap_OtherLaborRelatedExpenses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration