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Consolidated Statements of Stockholders' Equity (USD $) In Thousands, unless otherwise specified | Total | Total AECOM Stockholders' Equity | Common Stock | Additional Paid-In Capital | Accumulated Other Comprehensive Loss | Retained Earnings | Non-Controlling Interests | Convertible Preferred Stock Preferred Stock
--- | --- | --- | --- | --- | --- | --- | --- | ---
BALANCE at Sep. 30, 2010 | $ 2,138,469 | $ 2,090,012 | $ 1,153 | $ 1,585,044 | $ (147,521) | $ 651,105 | $ 48,457 | $ 231
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |
Net income (loss) | 284,090 | 275,800 |  |  |  | 275,800 | 8,290 |
Other comprehensive income (loss) | (40,053) | (40,053) |  |  | (40,053) |  |  |
Issuance of stock | 88,531 | 88,531 | 36 | 88,495 |  |  |  |
Repurchases of stock | (167,044) | (167,044) | (70) | (66,784) |  | (99,957) |  | (233)
Preferred stock dividend |  |  |  |  |  | (2) |  | 2
Proceeds from exercise of options | 6,280 | 6,280 | 5 | 6,275 |  |  |  |
Tax benefit from exercise of stock options | 61,248 | 61,248 |  | 61,248 |  |  |  |
Stock based compensation | 24,937 | 24,937 | 8 | 24,929 |  |  |  |
Other transactions with noncontrolling interests | (20) |  |  |  |  |  | (20) |
Contributions from noncontrolling interests | 1,700 |  |  |  |  |  | 1,700 |
Distributions to noncontrolling interests | (3,001) |  |  |  |  |  | (3,001) |
BALANCE at Sep. 30, 2011 | 2,395,137 | 2,339,711 | 1,132 | 1,699,207 | (187,574) | 826,946 | 55,426 |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |
Net income (loss) | (56,933) | (58,567) |  |  |  | (58,567) | 1,634 |
Other comprehensive income (loss) | 8,401 | 8,401 |  |  | 8,401 |  |  |
Issuance of stock | 18,631 | 18,631 | 9 | 18,622 |  |  |  |
Repurchases of stock | (169,454) | (169,454) | (83) | (7,081) |  | (162,290) |  |
Proceeds from exercise of options | 4,541 | 4,541 | 4 | 4,537 |  |  |  |
Tax benefit from exercise of stock options | (350) | (350) |  | (350) |  |  |  |
Stock based compensation | 26,551 | 26,551 | 8 | 26,543 |  |  |  |
Other transactions with noncontrolling interests | (753) |  |  |  |  |  | (753) |
Distributions to noncontrolling interests | (1,283) |  |  |  |  |  | (1,283) |
BALANCE at Sep. 30, 2012 | 2,224,488 | 2,169,464 | 1,070 | 1,741,478 | (179,173) | 606,089 | 55,024 |
Increase (Decrease) in Stockholders' Equity |  |  |  |  |  |  |  |
Net income (loss) | 243,196 | 239,243 |  |  |  | 239,243 | 3,953 |
Other comprehensive income (loss) | (83,455) | (82,126) |  |  | (82,126) |  | (1,329) |
Issuance of stock | 28,351 | 28,351 | 11 | 28,340 |  |  |  |
Repurchases of stock | (381,704) | (381,704) | (147) | (8,380) |  | (373,177) |  |
Proceeds from exercise of options | 14,365 | 14,365 | 8 | 14,357 |  |  |  |
Tax benefit from exercise of stock options | 1,239 | 1,239 |  | 1,239 |  |  |  |
Stock based compensation | 32,611 | 32,611 | 18 | 32,593 |  |  |  |
Other transactions with noncontrolling interests | 13,488 |  |  |  |  |  | 13,488 |
Contributions from noncontrolling interests | 1,421 |  |  |  |  |  | 1,421 |
Distributions to noncontrolling interests | (19,906) |  |  |  |  |  | (19,906) |
BALANCE at Sep. 30, 2013 | $ 2,074,094 | $ 2,021,443 | $ 960 | $ 1,809,627 | $ (261,299) | $ 472,155 | $ 52,651 |

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