XML 33 R22.htm IDEA: XBRL DOCUMENT
v3.19.1

LEASES (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2019
Leases [Abstract] |
Lease, Cost [Table Text Block] | The impact of leases, including variable lease cost, on earnings for the three months ended March 31, 2019 was as follows (in millions):
| Classification | Three Months Ended March 31, 2019
Expense |  |
Aircraft | Aircraft rent | 61 |
CPA aircraft | Aircraft rent | 20 |
Airport and terminal facilities | Landing fees and other rentals | 85 |
Corporate real estate and other | Landing fees and other rentals | 5 |
Total lease expense |  | $ | 171 |
Revenue |  |
Lease income | Cargo and other revenues | (3 | )
Net lease impact |  | $ | 168 |
The weighted average IBR and weighted average remaining lease term (in years) for all asset classes were as follows at March 31, 2019:
| Weighted Average IBR |  | Weighted Average Remaining Lease Term
Aircraft | 4.2 | % |  | 6.7
CPA aircraft | 4.3 | % |  | 10.0
Airports and terminal facilities | 4.1 | % |  | 10.6
Corporate real estate and other | 4.2 | % |  | 38.7
Schedule of Lease, Supplemental Cash Flows [Table Text Block] | Supplemental cash flow information related to leases was as follows (in millions):
| Three Months Ended March 31, 2019
Cash paid for capitalized operating leases | $ | 88 |
Operating lease assets obtained in exchange for lease obligations | — |
Schedule of Lease Assets [Table Text Block] | At March 31, 2019, the Operating lease assets balance by asset class was as follows (in millions):
| Operating lease assets
Aircraft | $ | 1,015 |
CPA aircraft | 636 |
Airport and terminal facilities | 19 |
Corporate real estate and other | 45 |
Total Operating lease assets | $ | 1,715 |
Lessee, Operating Lease, Liability, Maturity [Table Text Block] | Future minimum lease payments under non-cancellable leases as of March 31, 2019 (in millions):
| Aircraft |  | CPA Aircraft |  | Airport and Terminal Facilities |  | Corporate Real Estate & Other
Remainder of 2019 | $ | 191 |  |  | $ | 60 |  |  | 2 |  |  | $ | 6 |
2020 | 228 |  |  | 79 |  |  | 3 |  |  | 7 |
2021 | 189 |  |  | 79 |  |  | 3 |  |  | 6 |
2022 | 164 |  |  | 79 |  |  | 2 |  |  | 3 |
2023 | 110 |  |  | 79 |  |  | 2 |  |  | 2 |
Thereafter | 287 |  |  | 408 |  |  | 12 |  |  | 73 |
Total lease payments | $ | 1,169 |  |  | $ | 784 |  |  | $ | 24 |  |  | $ | 97 |
Less: Imputed interest | (150 | ) |  | (148 | ) |  | (5 | ) |  | (53 | )
Total operating lease liabilities | $ | 1,019 |  |  | $ | 636 |  |  | $ | 19 |  |  | $ | 44 |

X
- Definition Schedule of Lease Assets + References No definition available. + Details
Name: | alk_ScheduleofLeaseAssetsTableTextBlock
Namespace Prefix: | alk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Schedule of Lease, Supplemental Cash Flows + References No definition available. + Details
Name: | alk_ScheduleofLeaseSupplementalCashFlowsTableTextBlock
Namespace Prefix: | alk_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of lessee's lease cost. Includes, but is not limited to, interest expense for finance lease, amortization of right-of-use asset for finance lease, operating lease cost, short-term lease cost, variable lease cost and sublease income. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 + Details
Name: | us-gaap_LeaseCostTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_LeasesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of undiscounted cash flows of lessee's operating lease liability. Includes, but is not limited to, reconciliation of undiscounted cash flows to operating lease liability recognized in statement of financial position. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918701-209980 + Details
Name: | us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration