XML 78 R62.htm IDEA: XBRL DOCUMENT v3.7.0.1
Supplemental Condensed Consolidating Financial Information - Cash Flows (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Operating activities:    
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)
Capital contributions to/from subsidiaries 0 0
Dividends to/from subsidiaries 0  
Change in amounts due to/from affiliates 0 0
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
Eliminations    
Operating activities:    
Net cash provided by operating activities 0 0
Investing activities:    
Purchases of investments 0 0
Proceeds from sales and maturities of investments 0 0
Purchases of property, equipment and capitalized software 0 0
Increase in restricted investments 0 0
Net cash paid in business combinations   0
Capital contributions to/from subsidiaries 0 0
Dividends to/from subsidiaries 0  
Change in amounts due to/from affiliates 0 0
Other, net 0 0
Net cash used in investing activities 0 0
Financing activities:    
Proceeds from employee stock plans 0  
Other, net 0 0
Net cash (used in) provided by financing activities 0 0
Net increase (decrease) in cash and cash equivalents 0 0
Cash and cash equivalents at beginning of period 0 0
Cash and cash equivalents at end of period 0 0
Parent Guarantor | Reportable Legal Entities    
Operating activities:    
Net cash provided by operating activities 144 (38)
Investing activities:    
Purchases of investments 0 (35)
Proceeds from sales and maturities of investments 92 10
Purchases of property, equipment and capitalized software (18) (28)
Increase in restricted investments 0 0
Net cash paid in business combinations   0
Capital contributions to/from subsidiaries (106) (36)
Dividends to/from subsidiaries 50  
Change in amounts due to/from affiliates (60) 23
Other, net 0 6
Net cash used in investing activities (42) (60)
Financing activities:    
Proceeds from employee stock plans 1  
Other, net (2) 2
Net cash (used in) provided by financing activities (1) 2
Net increase (decrease) in cash and cash equivalents 101 (96)
Cash and cash equivalents at beginning of period 86 360
Cash and cash equivalents at end of period 187 264
Other Guarantors | Reportable Legal Entities    
Operating activities:    
Net cash provided by operating activities 21 23
Investing activities:    
Purchases of investments 0 0
Proceeds from sales and maturities of investments 0 0
Purchases of property, equipment and capitalized software (5) (14)
Increase in restricted investments 0 0
Net cash paid in business combinations   (1)
Capital contributions to/from subsidiaries 1 2
Dividends to/from subsidiaries 0  
Change in amounts due to/from affiliates 2 (5)
Other, net (6) (5)
Net cash used in investing activities (8) (23)
Financing activities:    
Proceeds from employee stock plans 0  
Other, net 0 0
Net cash (used in) provided by financing activities 0 0
Net increase (decrease) in cash and cash equivalents 13 0
Cash and cash equivalents at beginning of period 6 13
Cash and cash equivalents at end of period 19 13
Non-Guarantors | Reportable Legal Entities    
Operating activities:    
Net cash provided by operating activities 554 154
Investing activities:    
Purchases of investments (733) (576)
Proceeds from sales and maturities of investments 341 338
Purchases of property, equipment and capitalized software (3) (4)
Increase in restricted investments (7) (4)
Net cash paid in business combinations   (1)
Capital contributions to/from subsidiaries 105 34
Dividends to/from subsidiaries (50)  
Change in amounts due to/from affiliates 58 (18)
Other, net 0 0
Net cash used in investing activities (289) (231)
Financing activities:    
Proceeds from employee stock plans 0  
Other, net 0 0
Net cash (used in) provided by financing activities 0 0
Net increase (decrease) in cash and cash equivalents 265 (77)
Cash and cash equivalents at beginning of period 2,727 1,956
Cash and cash equivalents at end of period $ 2,992 $ 1,879