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STATEMENTS OF CONSOLIDATED CASH FLOWS - USD ($) $ in Millions | 6 Months Ended
--- | ---
Jun. 30, 2019 | Jun. 30, 2018
Cash Flows From Operating Activities: |  |
Net Income | $ 2,796 | $ 2,830
Adjustments to reconcile net income to net cash from operating activities: |  |
Depreciation and amortization | 1,143 | 1,138
Pension and postretirement benefit expense | 376 | 308
Pension and postretirement benefit contributions | (1,108) | (92)
Self-insurance reserves | (98) | (66)
Deferred tax (benefit) expense | 275 | 142
Stock compensation expense | 513 | 378
Other (gains) losses | 108 | 180
Changes in assets and liabilities, net of effects of business acquisitions: |  |
Accounts receivable | 817 | 1,270
Other assets | 398 | 1,345
Accounts payable | (782) | (260)
Accrued wages and withholdings | (256) | (9)
Other liabilities | 57 | 22
Other liabilities | (32) | 14
Net cash from operating activities | 4,207 | 7,200
Cash Flows From Investing Activities: |  |
Capital expenditures | (2,861) | (2,849)
Proceeds from disposals of property, plant and equipment | 6 | 35
Purchases of marketable securities | (383) | (446)
Sales and maturities of marketable securities | 480 | 453
Net (increase) decrease in finance receivables | 8 | (4)
Cash paid for business acquisitions, net of cash and cash equivalents acquired | (1) | (2)
Other investing activities | (96) | (7)
Net cash used in investing activities | (2,847) | (2,820)
Cash Flows From Financing Activities: |  |
Net change in short-term debt | (51) | 68
Proceeds from long-term borrowings | 2,653 | 513
Repayments of long-term borrowings | (1,988) | (2,014)
Purchases of common stock | (503) | (521)
Issuances of common stock | 129 | 125
Dividends | (1,599) | (1,507)
Other financing activities | (175) | (271)
Net cash used in financing activities | (1,534) | (3,607)
Effect of Exchange Rate Changes on Cash, Cash Equivalents and Restricted Cash | 23 | (51)
Net Increase (Decrease) in Cash, Cash Equivalents and Restricted Cash | (151) | 722
Cash, Cash Equivalents and Restricted Cash: |  |
Beginning of period | 4,367 | 3,769
End of period | $ 4,216 | $ 4,491

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- Definition Amount of cash inflow (outflow) from financing activities classified as other. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The net cash inflow or outflow for borrowing having initial term of repayment within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690 + Details
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- Definition The cash inflow associated with the sale, maturity and collection of all investments such as debt, security and so forth during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585 + Details
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- Definition The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3291-108585 + Details
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- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
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