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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Nov. 30, 2021 | Nov. 30, 2020
Cash flows from (used by) operating activities: |  |
Net earnings | $ 232,889 | $ 64,093
Adjustments to reconcile net earnings to cash flows from (used by) operating activities: |  |
Depreciation and amortization | 41,226 | 41,799
Stock-based compensation | 9,619 | 9,062
Deferred income taxes and other long-term taxes | (5,099) | 11,720
Other | (583) | (39)
Asset impairments | 0 | 3,594
Amortization of acquired unfavorable contract backlog | 0 | (1,523)
Changes in operating assets and liabilities | (252,273) | (140,794)
Net cash flows from (used by) operating activities | 25,779 | (12,088)
Cash flows from (used by) investing activities: |  |
Capital expenditures | (70,150) | (37,201)
Proceeds from the sale of property, plant and equipment and other | 1,418 | 743
Net cash flows used by investing activities | (68,732) | (36,458)
Cash flows from (used by) financing activities: |  |
Proceeds from accounts receivable facilities | 150,664 | 4,487
Repayments under accounts receivable facilities | (144,706) | (4,487)
Dividends | (17,025) | (14,406)
Stock issued under incentive and purchase plans, net of forfeitures | (16,371) | (10,341)
Repayments of long-term debt | (6,556) | (3,823)
Treasury stock acquired | (5,311) | 0
Net cash flows used by financing activities | (39,305) | (28,570)
Effect of exchange rate changes on cash | (550) | (365)
Decrease in cash, restricted cash and cash equivalents | (82,808) | (77,481)
Cash, restricted cash and cash equivalents at beginning of period | 418,321 | 467,483
Cash, restricted cash and cash equivalents at end of period | $ 418,321 | $ 467,483

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