|
Note 16 - Accounting for Claims, Unapproved Change Orders and Incentives on Long-Term Construction Contracts (Detail) - Significant Unapproved Change Orders And Claims (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Nov. 30, 2011
|
Nov. 30, 2010
|
|
| Amounts included in project estimates-at-completion at September 1 | $ 448.3 | $ 111.6 |
| Changes in estimates-at-completion | 9.6 | (15.0) |
| Approved by clients | (8.7) | (41.8) |
| Amounts included in project estimates-at-completion at November 30 for unapproved change orders and claims | 449.2 | 54.8 |
| Amounts recorded in revenues (or reductions to contract costs) on a percentage-of-completion basis at November 30 | $ 116.6 | $ 40.4 |