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CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
OPERATING ACTIVITIES |  |  |  |  |
Net income (loss) | $ 1,099 |  | $ (267) |  | $ 1,273
Adjustments to reconcile to cash provided by operating activities: |  |  |  |  |
Depreciation, amortization, and other | 295 |  | 478 |  | 403
Stock-based compensation | 182 |  | 201 |  | 187
Income taxes | (281) |  | (478) |  | (200)
Contract acquisition costs | (210) |  | (142) |  | (195)
Restructuring and merger-related charges | (10) |  | 200 |  | 86
Working capital changes | 110 |  | (28) |  | (273)
(Gain) loss on asset dispositions | (3) |  | 3 |  | (147)
Loss on extinguishment of debt | 164 |  | 0 |  | 0
Deferred revenue changes and other | (141) |  | 1,137 |  | 294
Net cash provided by operating activities | 1,177 |  | 1,639 |  | 1,685
INVESTING ACTIVITIES |  |  |  |  |
Capital and technology expenditures | (183) |  | (135) |  | (653)
Dispositions | 12 |  | 260 |  | 395
Loan advances | (13) |  | (41) |  | (30)
Loan collections | 40 |  | 8 |  | 51
Other | (43) |  | (57) |  | (47)
Net cash (used in) provided by investing activities | (187) |  | 35 |  | (284)
FINANCING ACTIVITIES |  |  |  |  |
Commercial paper/Credit Facility, net | 150 |  | (2,290) |  | 951
Issuance of long-term debt | 1,793 |  | 3,561 |  | 1,397
Repayment of long-term debt | (2,174) |  | (1,887) |  | (835)
Issuance of Class A Common Stock | 2 |  | 0 |  | 7
Debt extinguishment costs | (155) |  | 0 |  | 0
Dividends paid | 0 |  | (156) |  | (612)
Purchase of treasury stock | 0 |  | (150) |  | (2,260)
Stock-based compensation withholding taxes | (90) |  | (103) |  | (148)
Other | 11 |  | (8) |  | (8)
Net cash used in financing activities | (463) |  | (1,033) |  | (1,508)
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS, AND RESTRICTED CASH | 527 |  | 641 |  | (107)
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, beginning of period | 894 | [1] | 253 |  | 360
CASH, CASH EQUIVALENTS, AND RESTRICTED CASH, end of period | 1,421 | [1] | 894 | [1] | 253
Restricted cash | 28 |  | 17 |  |
Guest loyalty program |  |  |  |  |
Adjustments to reconcile to cash provided by operating activities: |  |  |  |  |
Liability for guest loyalty program | $ (28) |  | $ 535 |  | $ 257
[1] | The 2021 amounts include beginning restricted cash of $17 million at December 31, 2020 and ending restricted cash of $28 million at December 31, 2021, which we present in the “Prepaid expenses and other” and “Other noncurrent assets” captions of our Balance Sheets.

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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the additional capital contribution to the entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 + Details
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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition The cash inflow associated with the proceeds from sale of notes receivable, as well as principal collections from a borrowing supported by a written promise to pay an obligation (note receivable). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3291-108585 + Details
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- Definition Amount of cash restricted as to withdrawal or usage. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=123431023&loc=SL98516268-108586 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(1)(a)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(2)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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- Definition Amount of noncash expense for share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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