|
Income Taxes - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
3 Months Ended |
|---|---|
|
Apr. 06, 2013
|
|
| Valuation Allowance [Line Items] | |
| Non cash charges | $ 31.4 |
| Valuation allowance | 27.5 |
| Deferred tax assets | $ 3.9 |