|
Defined Contribution Plans - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
|
| Defined Contribution Plan Disclosure [Line Items] | |||
| Tax-deferred contributions | 100.00% | ||
| Matching contributions | 100.00% | ||
| Percentage of compensation | 6.00% | ||
| Employer contributions to the plan | $ 1.4 | $ 0.9 | $ 0.4 |
| Cinco Group [Member] | |||
| Defined Contribution Plan Disclosure [Line Items] | |||
| Employer contributions to the plan | 0.1 | 0.2 | |
| REO revolving credit facility [Member] | |||
| Defined Contribution Plan Disclosure [Line Items] | |||
| Tax-deferred contributions | 100.00% | ||
| Matching contributions | 100.00% | ||
| Percentage of compensation | 6.00% | ||
| Employer contributions to the plan | 0.6 | 0.5 | |
| Cost and expenses to the plan | $ 0.3 | $ 0.3 | |
| Vesting Schedule Period | 3 years | ||