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v3.8.0.1

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 | Mar. 31, 2017
Operating activities: |  |
Net income | $ 107 | $ 77
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 37 | 49
Deferred income taxes | (6) | (5)
Share-based compensation | 6 | 6
Non-cash restructuring costs | 17 | 0
Amortization of convertible senior notes and lease financing obligations | 7 | 8
Loss on debt extinguishment | 10 | 0
Other, net | 2 | 3
Changes in operating assets and liabilities: |  |
Receivables | (83) | (32)
Prepaid expenses and other current assets | (239) | (12)
Medical claims and benefits payable | (163) | (3)
Amounts due government agencies | 172 | 373
Accounts payable and accrued liabilities | 319 | 50
Deferred revenue | 130 | 146
Income taxes | 78 | 59
Net cash provided by operating activities | 394 | 719
Investing activities: |  |
Purchases of investments | (389) | (733)
Proceeds from sales and maturities of investments | 543 | 433
Purchases of property, equipment and capitalized software | (4) | (26)
Increase in restricted investments held-to-maturity | 0 | (5)
Other, net | (5) | (6)
Net cash provided by (used in) investing activities | 145 | (337)
Financing activities: |  |
Cash paid for financing transaction fees | (5) | 0
Proceeds from employee stock plans | 0 | 1
Other, net | 0 | (2)
Net cash used in financing activities | (5) | (1)
Net increase in cash, cash equivalents, and restricted cash and cash equivalents | 534 | 381
Cash, cash equivalents, and restricted cash and cash equivalents at beginning of period | 3,290 | 2,912
Cash, cash equivalents, and restricted cash and cash equivalents at end of period | 3,824 | 3,293
Schedule of non-cash investing and financing activities: |  |
Common stock used for share-based compensation | (5) | (6)
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 | 131 | 0
Component of 1.625% Convertible Notes allocated to additional paid-in capital, net of income taxes | (23) | 0
Net increase to additional paid-in capital | 108 | 0
1.125% Call Option |  |
Details of change in fair value of derivatives, net: |  |
Change in fair value of derivatives, net | 63 | (86)
1.125% Conversion Option |  |
Details of change in fair value of derivatives, net: |  |
Change in fair value of derivatives, net | $ (63) | $ 86

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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3095-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3098-108585 + 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=82896770&loc=d3e26853-111562 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (a),(b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3179-108585 + 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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585 + Details
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- Definition The fair value of stock issued in noncash financing activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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 2: http://www.xbrl.org/2003/role/presentationRef -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 3: http://www.xbrl.org/2003/role/presentationRef -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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