| Supplemental information related to cash flows |
| For the years ended December 31 (In millions) | 2014 | | 2013 | | 2012 | | | | | | | | | | | All other operating activities | | | | | | | | | | Amortization of intangible assets | $ | 408 | | $ | 425 | | $ | 447 | | Net realized losses on investment securities | | 17 | | | 523 | | | 34 | | Cash collateral on derivative contracts | | 745 | | | (2,271) | | | 2,900 | | Increase (decrease) in other liabilities | | (1,771) | | | 2,334 | | | 560 | | Other | | 841 | | | (912) | | | 1,477 | | $ | 240 | | $ | 99 | | $ | 5,418 | | Net decrease (increase) in financing receivables | | | | | | | | | | Increase in loans to customers | $ | (323,050) | | $ | (311,860) | | $ | (308,156) | | Principal collections from customers - loans | | 302,618 | | | 307,849 | | | 307,250 | | Investment in equipment for financing leases | | (8,120) | | | (8,652) | | | (9,192) | | Principal collections from customers - financing leases | | 8,421 | | | 9,646 | | | 10,976 | | Net change in credit card receivables | | (5,571) | | | (8,058) | | | (8,030) | | Sales of financing receivables | | 20,013 | | | 14,664 | | | 12,642 | | $ | (5,689) | | $ | 3,589 | | $ | 5,490 | | All other investing activities | | | | | | | | | | Purchases of investment securities | $ | (10,346) | | $ | (16,422) | | $ | (15,666) | | Dispositions and maturities of investment securities | | 9,289 | | | 18,139 | | | 17,010 | | Decrease (increase) in other assets - investments | | (476) | | | 1,089 | | | 4,338 | | Proceeds from sales of real estate properties | | 5,920 | | | 10,680 | | | 3,381 | | Other | | 2,610 | | | 1,486 | | | 2,731 | | $ | 6,997 | | $ | 14,972 | | $ | 11,794 | | Newly issued debt (maturities longer than 90 days) | | | | | | | | | | Short-term (91 to 365 days) | $ | 29 | | $ | 55 | | $ | 59 | | Long-term (longer than one year) | | 34,435 | | | 44,833 | | | 55,782 | | $ | 34,464 | | $ | 44,888 | | $ | 55,841 | | Repayments and other debt reductions (maturities longer than 90 days) | | | | | | | | | | Short-term (91 to 365 days) | $ | (47,694) | | $ | (52,553) | | $ | (94,114) | | Long-term (longer than one year) | | (4,909) | | | (3,291) | | | (9,368) | | Principal payments - non-recourse, leveraged leases | | (454) | | | (585) | | | (426) | | $ | (53,057) | | $ | (56,429) | | $ | (103,908) | | All other financing activities | | | | | | | | | | Proceeds from sales of investment contracts | $ | 322 | | $ | 491 | | $ | 2,697 | | Redemption of investment contracts | | (1,113) | | | (980) | | | (5,515) | | Other | | (300) | | | (420) | | | (49) | | $ | (1,091) | | $ | (909) | | $ | (2,867) | | | | | | | | | |
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