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Consolidated Balance Sheets - USD ($) $ in Millions | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Current assets: |  |
Cash and cash equivalents | $ 2,179 | $ 3,006
Short-term investments | 2,249 | 2,190
Receivables, less allowance for doubtful accounts (2016-$10; 2015-$18) | 1,176 | 1,128
Fuel hedge collateral deposits |  | 26
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2016-$295; 2015-$235) | 873 | 738
Prepaid expenses and other | 832 | 740
Total current assets | 7,309 | 7,828
Operating property and equipment: Owned- |  |
Flight equipment | 25,873 | 23,728
Other property and equipment | 5,652 | 4,542
Operating property and equipment - owned, gross | 31,525 | 28,270
Less-Accumulated depreciation and amortization | (9,975) | (8,339)
Operating property and equipment - owned, net | 21,550 | 19,931
Purchase deposits for flight equipment | 1,059 | 788
Capital leases- |  |
Flight equipment | 1,319 | 1,527
Other property and equipment | 331 | 332
Operating property and equipment - capital leases, gross | 1,650 | 1,859
Less-Accumulated amortization | (941) | (998)
Operating property and equipment - capital leases, net | 709 | 861
Total property, plant, and equipment, net | 23,318 | 21,580
Other assets: |  |
Goodwill | 4,523 | 4,523
Intangibles, less accumulated amortization (2016-$1,234; 2015-$1,144) | 3,632 | 4,136
Deferred income taxes | 655 | 2,037
Restricted cash | 124 | 204
Other, net | 579 | 553
Other assets total | 9,513 | 11,453
Total assets | 40,140 | 40,861
Current liabilities: |  |
Advance ticket sales | 3,730 | 3,753
Frequent flyer deferred revenue | 2,135 | 2,117
Accounts payable | 2,139 | 1,869
Accrued salaries and benefits | 2,307 | 2,350
Current maturities of long-term debt | 849 | 1,224
Current maturities of capital leases | 116 | 135
Fuel derivative instruments |  | 124
Other | 1,010 | 842
Total current liabilities | 12,286 | 12,414
Long-term debt | 9,918 | 9,673
Long-term obligations under capital leases | 822 | 727
Other liabilities and deferred credits: |  |
Frequent flyer deferred revenue | 2,748 | 2,826
Postretirement benefit liability | 1,581 | 1,882
Pension liability | 1,892 | 1,488
Advanced purchase of miles | 430 | 1,010
Lease fair value adjustment, net | 277 | 359
Other | 1,527 | 1,516
Total Other liabilities and deferred credits | 8,455 | 9,081
Commitments and contingencies |  |
Stockholder's equity: |  |
Preferred stock |  |
Common stock | 3 | 4
Additional capital invested | 6,569 | 7,946
Retained earnings | 3,427 | 3,457
Stock held in treasury, at cost | (511) | (1,610)
Accumulated other comprehensive loss | (829) | (831)
Total stockholders' equity | 8,659 | 8,966
Total liabilities and stockholders' equity (deficit) | 40,140 | 40,861
United Airlines, Inc. |  |
Current assets: |  |
Cash and cash equivalents | 2,173 | 3,000
Short-term investments | 2,249 | 2,190
Receivables, less allowance for doubtful accounts (2016-$10; 2015-$18) | 1,176 | 1,128
Fuel hedge collateral deposits |  | 26
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2016-$295; 2015-$235) | 873 | 738
Prepaid expenses and other | 832 | 787
Total current assets | 7,303 | 7,869
Operating property and equipment: Owned- |  |
Flight equipment | 25,873 | 23,728
Other property and equipment | 5,652 | 4,542
Operating property and equipment - owned, gross | 31,525 | 28,270
Less-Accumulated depreciation and amortization | (9,975) | (8,339)
Operating property and equipment - owned, net | 21,550 | 19,931
Purchase deposits for flight equipment | 1,059 | 788
Capital leases- |  |
Flight equipment | 1,319 | 1,527
Other property and equipment | 331 | 332
Operating property and equipment - capital leases, gross | 1,650 | 1,859
Less-Accumulated amortization | (941) | (998)
Operating property and equipment - capital leases, net | 709 | 861
Total property, plant, and equipment, net | 23,318 | 21,580
Other assets: |  |
Goodwill | 4,523 | 4,523
Intangibles, less accumulated amortization (2016-$1,234; 2015-$1,144) | 3,632 | 4,136
Deferred income taxes | 612 | 1,995
Restricted cash | 124 | 204
Other, net | 579 | 554
Other assets total | 9,470 | 11,412
Total assets | 40,091 | 40,861
Current liabilities: |  |
Advance ticket sales | 3,730 | 3,753
Frequent flyer deferred revenue | 2,135 | 2,117
Accounts payable | 2,144 | 1,874
Accrued salaries and benefits | 2,307 | 2,350
Current maturities of long-term debt | 849 | 1,224
Current maturities of capital leases | 116 | 135
Fuel derivative instruments |  | 124
Other | 1,009 | 840
Total current liabilities | 12,290 | 12,417
Long-term debt | 9,918 | 9,673
Long-term obligations under capital leases | 822 | 727
Other liabilities and deferred credits: |  |
Frequent flyer deferred revenue | 2,748 | 2,826
Postretirement benefit liability | 1,581 | 1,882
Pension liability | 1,892 | 1,488
Advanced purchase of miles | 430 | 1,010
Lease fair value adjustment, net | 277 | 359
Other | 1,527 | 1,516
Total Other liabilities and deferred credits | 8,455 | 9,081
Commitments and contingencies |  |
Stockholder's equity: |  |
Additional capital invested | 3,573 | 6,138
Retained earnings | 5,937 | 3,673
Accumulated other comprehensive loss | (829) | (831)
Receivable from related parties | (75) | (17)
Total stockholders' equity | 8,606 | 8,963
Total liabilities and stockholders' equity (deficit) | $ 40,091 | $ 40,861

X
- Definition Value of revenue deferred for miles purchased by our business partners that have not been awarded to our frequent flyer loyalty program members. The sale of these miles includes marketing and air transportation components. When our partners award the miles to our program members, the marketing component is recognized as other operating revenue and the air transportation component is transferred to deferred revenue. Used to reflect the noncurrent portion of the liability. + References No definition available. + Details
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- Definition Amount of investments including trading securities, available-for-sale securities, held-to-maturity securities, and short-term investments classified as other and current. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(2)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(1)(g)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(6)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(4)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 + Details
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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(31)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The amount allocated to treasury stock. Treasury stock is common and preferred shares of an entity that were issued, repurchased by the entity, and are held in its treasury. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29,30) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6405834&loc=d3e23315-112656 + Details
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