XML 22 R6.htm IDEA: XBRL DOCUMENT v3.7.0.1
CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Operating activities:    
Net income $ 77 $ 24
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 49 44
Deferred income taxes (5) 30
Share-based compensation 6 7
Amortization of convertible senior notes and lease financing obligations 8 8
Other, net 3 6
Changes in operating assets and liabilities:    
Receivables (32) (266)
Prepaid expenses and other assets (12) (202)
Medical claims and benefits payable (3) 255
Amounts due government agencies 373 181
Accounts payable and accrued liabilities 50 205
Deferred revenue 146 (129)
Income taxes 59 (24)
Net cash provided by operating activities 719 139
Investing activities:    
Purchases of investments (733) (611)
Proceeds from sales and maturities of investments 433 348
Purchases of property, equipment and capitalized software (26) (46)
Increase in restricted investments (7) (4)
Net cash paid in business combinations 0 (2)
Other, net (6) 1
Net cash used in investing activities (339) (314)
Financing activities:    
Proceeds from employee stock plans 1 0
Other, net (2) 2
Net cash (used in) provided by financing activities (1) 2
Net increase (decrease) in cash and cash equivalents 379 (173)
Cash and cash equivalents at beginning of period 2,819 2,329
Cash and cash equivalents at end of period 3,198 2,156
Schedule of non-cash investing and financing activities:    
Common stock used for share-based compensation (6) (7)
Details of change in fair value of derivatives, net:    
Change in fair value of derivatives, net 0 0
Details of business combinations:    
Fair value of assets acquired 0 (134)
Purchase price amounts accrued/received 0 30
Reversal of amounts advanced to sellers in prior year 0 102
Net cash paid in business combinations 0 (2)
(Loss) gain on 1.125% Call Option    
Details of change in fair value of derivatives, net:    
Change in fair value of derivatives, net (86) 3
Gain (loss) on 1.125% Conversion Option    
Details of change in fair value of derivatives, net:    
Change in fair value of derivatives, net $ 86 $ (3)