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Capital One Financial Corporation (Parent Company Only) - Statements of Cash Flows (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Operating activities: |  |  |
Net income | $ 5,546 | $ 6,015 | $ 1,982
Adjustments to reconcile net income to net cash from operating activities: |  |  |
Net cash from operating activities | 16,639 | 12,978 | 14,182
Investing activities: |  |  |
Net cash from investing activities | (22,998) | (15,618) | (15,541)
Common stock: |  |  |
Net proceeds from issuances | 199 | 175 | 164
Dividends paid | (753) | (773) | (780)
Preferred stock: |  |  |
Net proceeds from issuances | 1,462 | 0 | 0
Dividends paid | (282) | (265) | (265)
Redemptions | (1,000) | 0 | 0
Purchases of treasury stock | (1,481) | (2,284) | (240)
Proceeds from share-based payment activities | 17 | 38 | 124
Net cash from financing activities | 6,619 | 1,777 | 3,218
Changes in cash, cash equivalents and restricted cash for securitization investors | 260 | (863) | 1,859
Cash, cash equivalents and restricted cash for securitization investors, beginning of the period | 13,489 | 14,352 | 12,493
Cash, cash equivalents and restricted cash for securitization investors, end of the period | 13,749 | 13,489 | 14,352
Parent Company |  |  |
Operating activities: |  |  |
Net income | 5,546 | 6,015 | 1,982
Adjustments to reconcile net income to net cash from operating activities: |  |  |
Equity in undistributed earnings of subsidiaries | (2,569) | (3,554) | (1,797)
Other operating activities | 216 | (35) | 327
Net cash from operating activities | 3,193 | 2,426 | 512
Investing activities: |  |  |
Changes in investments in subsidiaries | 704 | (577) | (4,956)
Proceeds from paydowns and maturities of securities available for sale | 111 | 140 | 130
Changes in loans to subsidiaries | (1,302) | (2,055) | 44
Net cash from investing activities | (487) | (2,492) | (4,782)
Financing activities: |  |  |
Changes in borrowings from subsidiaries | 0 | 38 | 23
Issuance of senior and subordinated notes | 2,646 | 5,227 | 6,948
Maturities and paydowns of senior and subordinated notes | (750) | 0 | (804)
Common stock: |  |  |
Net proceeds from issuances | 199 | 175 | 164
Dividends paid | (753) | (773) | (780)
Preferred stock: |  |  |
Net proceeds from issuances | 1,462 | 0 | 0
Dividends paid | (282) | (265) | (265)
Redemptions | (1,000) | 0 | 0
Purchases of treasury stock | (1,481) | (2,284) | (240)
Proceeds from share-based payment activities | 17 | 38 | 124
Net cash from financing activities | 58 | 2,156 | 5,170
Changes in cash, cash equivalents and restricted cash for securitization investors | 2,764 | 2,090 | 900
Cash, cash equivalents and restricted cash for securitization investors, beginning of the period | 10,286 | 8,196 | 7,296
Cash, cash equivalents and restricted cash for securitization investors, end of the period | 13,050 | 10,286 | 8,196
Supplemental cash flow information: |  |  |
Decrease in investment in subsidiaries | 1,508 | 0 | 0
Decrease in borrowings from subsidiaries | $ 1,671 | $ 0 | $ 0

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