Income Taxes - Components of Income Tax Benefit (Detail) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||
|---|---|---|---|---|---|
Mar. 28, 2015 |
Mar. 29, 2014 |
Dec. 27, 2014 |
Dec. 28, 2013 |
Dec. 29, 2012 |
|
| Provision for income taxes: | |||||
| Current | $ (905) | $ 1,761 | $ (452) | ||
| Deferred | $ (525) | (5,927) | (4,408) | (3,468) | |
| Income tax benefit | $ (4,468) | $ (596) | $ (6,983) | $ (2,647) | $ (3,920) |