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v3.19.3.a.u2

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Operating activities |  |  |
Net income | $ 1,134.7 | $ 1,060.5 | $ 1,204.9
Reconciliation to cash provided by operating activities |  |  |
Depreciation and amortization | 926.3 | 845.8 | 798.6
Deferred income taxes and investment tax credits, net | 162.9 | 297.3 | 271.7
Contributions and payments related to pension and OPEB plans | (65.9) | (77.6) | (120.5)
Equity income in transmission affiliate, net of distributions | (2.9) | (18.6) | (4.8)
Change in - |  |  |
Accounts receivable and unbilled revenues | 98.2 | 23.5 | (86.4)
Materials, supplies, and inventories | (1.5) | (8.8) | 49.3
Other current assets | (7.1) | (10.0) | (7.1)
Accounts payable | 1.5 | 110.6 | 8.5
Other current liabilities | 78.7 | (67.6) | 161.8
Other, net | 20.6 | 290.4 | (197.4)
Net cash provided by operating activities | 2,345.5 | 2,445.5 | 2,078.6
Investing Activities |  |  |
Capital expenditures | (2,260.8) | (2,115.7) | (1,959.5)
Acquisition of Upstream, net of cash and restricted cash acquired of $9.2 million | (268.2) | 0.0 | 0.0
Acquisition of Bishop Hill III, net of restricted cash acquired of $4.5 million | 0.0 | (162.9) | 0.0
Acquisition of Forward Wind Energy Center | 0.0 | (77.1) | 0.0
Acquisition of Coyote Ridge | 0.0 | (61.4) | 0.0
Acquisition of Bluewater | 0.0 | 0.0 | (226.0)
Capital contributions to transmission affiliates | (52.6) | (53.5) | (109.6)
Proceeds from the sale of assets and businesses | 37.6 | 12.1 | 24.0
Proceeds from the sale of investments held in rabbi trust | 0.2 | 118.6 | 8.7
Purchase of investments held in rabbi trust | 0.0 | (65.0) | (3.7)
Reimbursement for ATC's construction costs | 32.4 | 0.0 | 0.0
Other, net | 16.5 | 20.5 | 12.0
Net cash used in investing activities | (2,494.9) | (2,384.4) | (2,254.1)
Financing Activities |  |  |
Exercise of stock options | 67.0 | 29.1 | 30.8
Purchase of common stock | (140.1) | (72.4) | (71.3)
Dividends paid on common stock | (744.5) | (697.3) | (656.5)
Issuance of long-term debt | 1,895.0 | 1,740.0 | 435.0
Retirement of long-term debt | (360.1) | (953.3) | (154.5)
Change in short-term debt | (609.3) | (4.5) | 584.4
Other, net | (22.4) | (15.2) | (6.5)
Net cash provided by financing activities | 85.6 | 26.4 | 161.4
Net change in cash, cash equivalents, and restricted cash | (63.8) | 87.5 | (14.1)
Cash, cash equivalents, and restricted cash at beginning of year | 146.1 | 58.6 | 72.7
Cash, cash equivalents, and restricted cash at end of year | $ 82.3 | $ 146.1 | $ 58.6

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