XML 37 R26.htm IDEA: XBRL DOCUMENT
v3.19.1

Supplemental Financial Information (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2019
Table Text Block [Abstract] |
Other Assets |
(in millions) | March 31, 2019 |  | December 31, 2018
Derivative contracts | $ | 150 |  |  | $ | 95 |
Intangible assets, net | 313 |  |  | 400 |
Finance lease receivable | 65 |  |  | 61 |
Other | 197 |  |  | 164 |
Other assets | $ | 725 |  |  | $ | 720 |
Schedule of Accounts Payable |
(in millions) | March 31, 2019 |  | December 31, 2018
Accounts payable trade | $ | 256 |  |  | $ | 263 |
Salaries payable | 213 |  |  | 216 |
Taxes payable | 291 |  |  | 220 |
Aircraft maintenance payable | 67 |  |  | 69 |
Fuel payable | 119 |  |  | 122 |
Other payable | 466 |  |  | 526 |
Accounts payable | $ | 1,412 |  |  | $ | 1,416 |
Accrued Liabilities |
(in millions) | March 31, 2019 |  | December 31, 2018
Profitsharing and savings plans | $ | 125 |  |  | $ | 580 |
Vacation pay | 413 |  |  | 403 |
Health | 96 |  |  | 107 |
Workers compensation | 168 |  |  | 166 |
Property and income taxes | 165 |  |  | 68 |
Other | 383 |  |  | 425 |
Accrued liabilities | $ | 1,350 |  |  | $ | 1,749 |
Other Noncurrent Liabilities |
(in millions) | March 31, 2019 |  | December 31, 2018
Postretirement obligation | $ | 235 |  |  | $ | 232 |
Other deferred compensation | 272 |  |  | 247 |
Other | 101 |  |  | 171 |
Other noncurrent liabilities | $ | 608 |  |  | $ | 650 |

X
- Definition Tabular disclosure of the components of accounts payable. + References No definition available. + Details
Name: | luv_ScheduleOfAccountsPayableTableTextBlock
Namespace Prefix: | luv_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of other noncurrent liabilities. + References No definition available. + Details
Name: | us-gaap_OtherNoncurrentLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the carrying amounts of other assets. This disclosure includes other current assets and other noncurrent assets. + References No definition available. + Details
Name: | us-gaap_ScheduleOfOtherAssetsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

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