Contingencies, Commitments and Other Circumstances - Additional Information (Detail) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Commitment And Contingencies [Line Items] | |||
| Face value of primarily performance bonds | $ 255,700,000 | ||
| Liability recognized for letters of credit | 0 | ||
| Rental expense for continuing operations | 28,700,000 | $ 30,200,000 | $ 33,000,000 |
| Operating lease payable, future minimum due | 97,000,000 | ||
| Operating lease payable, 2016 | 28,300,000 | ||
| Operating lease payable, 2017 | 18,100,000 | ||
| Operating lease payable, 2018 | 13,700,000 | ||
| Operating lease payable, 2019 | 9,900,000 | ||
| Operating lease payable, 2020 | 8,400,000 | ||
| Operating lease payable, thereafter | 18,600,000 | ||
| Continuing Operations | |||
| Commitment And Contingencies [Line Items] | |||
| Outstanding letters of credit, continuing operations | $ 50,700,000 | ||