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v3.19.1

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 | Mar. 31, 2018
Operating activities: |  |
Net income | $ 198 | $ 107
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 25 | 37
Deferred income taxes | 15 | (6)
Share-based compensation | 9 | 6
Non-cash restructuring costs | 0 | 17
Amortization of convertible senior notes and finance lease liabilities | 3 | 7
(Gain) loss on debt extinguishment | (3) | 10
Other, net | 3 | 2
Changes in operating assets and liabilities: |  |
Receivables | (29) | (83)
Prepaid expenses and other current assets | 20 | (239)
Medical claims and benefits payable | 34 | (163)
Amounts due government agencies | (35) | 172
Accounts payable and accrued liabilities | (30) | 319
Deferred revenue | (4) | 130
Income taxes | 43 | 78
Net cash provided by operating activities | 249 | 394
Investing activities: |  |
Purchases of investments | (185) | (389)
Proceeds from sales and maturities of investments | 366 | 543
Purchases of property, equipment and capitalized software | (6) | (4)
Other, net | (4) | (5)
Net cash provided by investing activities | 171 | 145
Financing activities: |  |
Repayment of principal amount of 1.125% Convertible Notes | (46) | 0
Cash paid for partial settlement of 1.125% Conversion Option | (115) | 0
Cash received for partial termination of 1.125% Call Option | 115 | 0
Cash paid for partial termination of 1.125% Warrants | (103) | 0
Proceeds from borrowings under Term Loan | 100 | 0
Other, net | 1 | (5)
Net cash used in financing activities | (48) | (5)
Net increase in cash, cash equivalents, and restricted cash and cash equivalents | 372 | 534
Cash, cash equivalents, and restricted cash and cash equivalents at beginning of period | 2,926 | 3,290
Cash, cash equivalents, and restricted cash and cash equivalents at end of period | 3,298 | 3,824
Schedule of non-cash investing and financing activities: |  |
Common stock used for share-based compensation | (7) | (5)
Details of change in fair value of derivatives, net: |  |
Change in fair value of derivatives, net | 0 | 0
1.625% Convertible Notes exchange transaction: |  |
Common stock issued in exchange for 1.625% Convertible Notes | 0 | 131
Component allocated to additional paid-in capital, net of income taxes | 0 | (23)
Net increase to additional paid-in capital | 0 | 108
1.125% Call Option |  |
Details of change in fair value of derivatives, net: |  |
Change in fair value of derivatives, net | 155 | 63
1.125% Conversion Option |  |
Financing activities: |  |
Cash received for partial termination of 1.125% Call Option | 115 |
Details of change in fair value of derivatives, net: |  |
Change in fair value of derivatives, net | $ (155) | $ (63)

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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=109223946&loc=d3e3213-108585 + Details
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- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + 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=109223946&loc=d3e3255-108585 + Details
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- Definition The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or 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=109223946&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 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: 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=109223946&loc=d3e3255-108585 Reference 3: 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=109223946&loc=d3e3291-108585 + Details
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- Definition The cash inflow associated with the aggregate amount received by the entity through sale or maturity of marketable securities (held-to-maturity or available-for-sale) during the period. + References No definition available. + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + 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=109223946&loc=d3e3602-108585 + Details
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- Definition The fair value of stock issued in noncash financing activities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4304-108586 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4332-108586 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=98513485&loc=d3e4313-108586 + Details
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