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Consolidated Statements of Changes in Equities - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Aug. 31, 2018 | Aug. 31, 2017 | Aug. 31, 2016
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | $ 7,705,640 | $ 7,759,159 | $ 7,551,439
Reversal of prior year patronage and redemption estimates | 6,058 | 162,439 | 357,427
Distribution of patronage refunds |  | (103,879) | (251,740)
Redemptions of equities | (6,725) | (37,390) | (23,911)
Equities issued |  | 3,194 | 23,258
Preferred stock dividends | (168,668) | (167,643) | (122,824)
Other, net | (4,020) | (2,368) | 3,616
Net income (loss) | 775,306 | 70,958 | 383,026
Other comprehensive income (loss), net of tax | 7,437 | 31,170 | 1,307
Reclassification of tax effects to retained earnings | 0 |  |
Estimated patronage refunds | (75,000) |  | (103,879)
Estimated equity redemptions | (75,000) | (10,000) | (58,560)
Balance | 8,165,028 | 7,705,640 | 7,759,159
Capital Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 3,906,426 | 3,918,711 | 3,793,897
Reversal of prior year patronage and redemption estimates | 6,058 | (95,019) | (268,017)
Distribution of patronage refunds |  | 153,589 | 375,506
Redemptions of equities | (6,064) | (35,041) | (22,948)
Equities issued |  | 3,194 | 23,258
Capital equity certificates redeemed with preferred stock |  | (19,985) | (76,756)
Other, net | (3,840) | (9,023) | (1,248)
Estimated patronage refunds |  |  | 153,579
Estimated equity redemptions | (65,000) | (10,000) | (58,560)
Balance | 3,837,580 | 3,906,426 | 3,918,711
Nonpatronage Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 29,836 | 22,894 | 23,057
Redemptions of equities | (185) | (389) | (143)
Other, net | (153) | 7,331 | (20)
Balance | 29,498 | 29,836 | 22,894
Nonqualified Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 405,387 | 281,767 | 282,928
Reversal of prior year patronage and redemption estimates | (126,333) |  |
Distribution of patronage refunds | 128,831 |  |
Redemptions of equities | (476) | (1,960) | (820)
Other, net | (361) | (753) | (341)
Estimated patronage refunds | 345,330 | 126,333 |
Estimated equity redemptions | (10,000) |  |
Balance | 742,378 | 405,387 | 281,767
Preferred Stock |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 2,264,038 | 2,244,132 | 2,167,540
Capital equity certificates redeemed with preferred stock |  | 19,960 | 76,756
Other, net |  | (54) | (164)
Balance | 2,264,038 | 2,264,038 | 2,244,132
Accumulated Other Comprehensive Loss |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | (180,360) | (211,530) | (212,837)
Other comprehensive income (loss), net of tax | 7,437 | 31,170 | 1,307
Reclassification of tax effects to retained earnings | (26,992) |  |
Balance | (199,915) | (180,360) | (211,530)
Capital Reserves |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 1,267,808 | 1,488,999 | 1,485,433
Reversal of prior year patronage and redemption estimates | 126,333 | 257,458 | 625,444
Distribution of patronage refunds | (128,831) | (257,468) | (627,246)
Capital equity certificates redeemed with preferred stock |  | 25 |
Preferred stock dividends | (168,668) | (167,643) | (122,824)
Other, net | 2,792 | 1,178 | 2,401
Net income (loss) | 775,907 | 71,592 | 383,249
Reclassification of tax effects to retained earnings | 26,992 |  |
Estimated patronage refunds | (420,330) | (126,333) | (257,458)
Balance | 1,482,003 | 1,267,808 | 1,488,999
Noncontrolling Interests |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 12,505 | 14,186 | 11,421
Other, net | (2,458) | (1,047) | 2,988
Net income (loss) | (601) | (634) | (223)
Balance | 9,446 | 12,505 | 14,186
As Previously Reported |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 7,905,825 | 7,866,250 | 7,669,411
Net income (loss) |  | 127,223 | 423,969
Other comprehensive income (loss), net of tax |  | 28,056 | 2,481
Balance |  | 7,905,825 | 7,866,250
As Previously Reported | Capital Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 3,906,426 | 3,932,513 | 3,793,897
Balance |  | 3,906,426 | 3,932,513
As Previously Reported | Nonpatronage Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 29,836 | 22,894 | 23,057
Balance |  | 29,836 | 22,894
As Previously Reported | Nonqualified Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 405,387 | 281,767 | 282,928
Balance |  | 405,387 | 281,767
As Previously Reported | Preferred Stock |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 2,264,038 | 2,244,132 | 2,167,540
Balance |  | 2,264,038 | 2,244,132
As Previously Reported | Accumulated Other Comprehensive Loss |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | (183,670) | (211,726) | (214,207)
Balance |  | (183,670) | (211,726)
As Previously Reported | Capital Reserves |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 1,471,217 | 1,582,380 | 1,604,670
Balance |  | 1,471,217 | 1,582,380
As Previously Reported | Noncontrolling Interests |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 12,591 | 14,290 | 11,526
Balance |  | 12,591 | 14,290
Cumulative restatement adjustments |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | (200,185) | (107,091) | (117,972)
Net income (loss) |  | (56,265) | (40,943)
Other comprehensive income (loss), net of tax |  | 3,114 | (1,174)
Balance |  | (200,185) | (107,091)
Cumulative restatement adjustments | Capital Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 0 | (13,802) | 0
Balance |  | 0 | (13,802)
Cumulative restatement adjustments | Nonpatronage Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 0 | 0 | 0
Balance |  | 0 | 0
Cumulative restatement adjustments | Nonqualified Equity Certificates |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 0 | 0 | 0
Balance |  | 0 | 0
Cumulative restatement adjustments | Preferred Stock |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 0 | 0 | 0
Balance |  | 0 | 0
Cumulative restatement adjustments | Accumulated Other Comprehensive Loss |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | 3,310 | 196 | 1,370
Balance |  | 3,310 | 196
Cumulative restatement adjustments | Capital Reserves |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | (203,409) | (93,381) | (119,237)
Balance |  | (203,409) | (93,381)
Cumulative restatement adjustments | Noncontrolling Interests |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |
Balance | $ (86) | (104) | (105)
Balance |  | $ (86) | $ (104)

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