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Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Treasury Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member]
--- | --- | --- | --- | --- | ---
Stockholders' Equity Attributable to Parent at Sep. 30, 2016 | $ (223,405) | $ (220) | $ (4,781) | $ (195,221) | $ (32,745)
Shares, Issued at Sep. 30, 2016 |  | (22,049,529) | (592,990) |  |
Restricted stock grant | 0 |  | $ 15 | (15) |
Restricted stock grant, shares |  |  | 1,803 |  |
Cumulative effect adjustment from adoption of new accounting standard | 363 |  |  | 59 | 304
Acquisition of treasury stock | (2,367) |  | $ (2,367) |  |
Acquisition of treasury stock, shares |  |  | (152,860) |  |
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures | 0 |  | $ (40) | (40) |
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited |  |  | (2,257) |  |
Options exercised | $ 218 |  | $ 275 | (57) |
Options exercised, shares | 33,750 |  | 33,750 |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | $ 1,707 |  |  | 1,707 |
Decrease in noncontrolling interest | (44) |  |  |  | (44)
Net income (loss) attributable to IES Holdings, Inc. | 13,422 |  |  |  | 13,422
Stockholders' Equity Attributable to Parent at Sep. 30, 2017 | (236,704) | $ (220) | $ (6,898) | (196,955) | (46,427)
Shares, Issued at Sep. 30, 2017 |  | (22,049,529) | (712,554) |  |
Restricted stock grant | 0 |  | $ 5 | (5) |
Restricted stock grant, shares |  |  | 520 |  |
Acquisition of treasury stock | $ (2,059) |  | $ (2,059) |  |
Acquisition of treasury stock, shares | (100,627) |  | (133,459) |  |
Options exercised | $ 11 |  | $ 15 | (4) |
Options exercised, shares | 1,500 |  | 1,500 |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | $ (136) |  |  | (136) |
Decrease in noncontrolling interest | 44 |  |  |  | 44
Net income (loss) attributable to IES Holdings, Inc. | (14,157) |  |  |  | (14,157)
Stockholders' Equity Attributable to Parent at Sep. 30, 2018 | (220,407) | $ (220) | $ (8,937) | (196,810) | (32,314)
Shares, Issued at Sep. 30, 2018 |  | (22,049,529) | (843,993) |  |
Issuances under compensation plans | 0 |  | $ (5,942) | (5,942) |
Issuances under compensation plans, shares |  |  | 501,797 |  |
Cumulative effect adjustment from adoption of new accounting standard | 80 |  |  |  |
Acquisition of treasury stock | $ (9,802) |  | $ (9,802) |  |
Acquisition of treasury stock, shares | (467,819) |  | (564,822) |  |
Options exercised |  |  | $ 314 | (314) |
Options exercised, shares | 22,500 |  | 22,500 |  |
APIC, Share-based Payment Arrangement, Increase for Cost Recognition | $ 2,357 |  |  | 2,357 |
Net income (loss) attributable to IES Holdings, Inc. | 33,206 |  |  |  | 33,206
Stockholders' Equity Attributable to Parent at Sep. 30, 2019 | $ (246,248) | $ (220) | $ (12,483) | $ (192,911) | (65,600)
Shares, Issued at Sep. 30, 2019 | (22,500) | (22,049,529) | (884,518) |  |
Cumulative Effect of New Accounting Principle in Period of Adoption |  |  |  |  | $ 80

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