Goodwill - Goodwill by Reportable Segment and in Total (Detail) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 27, 2014 |
Dec. 28, 2013 |
|
| Goodwill [Line Items] | ||
| Beginning Balance | $ 127,038 | $ 179,120 |
| Acquisitions | 295,902 | 16,120 |
| Impairment | (68,202) | |
| Foreign currency translation adjustments | (3,670) | |
| Ending Balance | 419,270 | 127,038 |
| West Region [Member] | ||
| Goodwill [Line Items] | ||
| Beginning Balance | 54,249 | 91,393 |
| Acquisitions | 246,506 | 16,120 |
| Impairment | (53,264) | |
| Foreign currency translation adjustments | (3,670) | |
| Ending Balance | 297,085 | 54,249 |
| Central Region [Member] | ||
| Goodwill [Line Items] | ||
| Beginning Balance | 72,789 | 72,789 |
| Acquisitions | 23,236 | |
| Ending Balance | 96,025 | 72,789 |
| East Region [Member] | ||
| Goodwill [Line Items] | ||
| Beginning Balance | 14,938 | |
| Acquisitions | 26,160 | |
| Impairment | $ (14,938) | |
| Ending Balance | $ 26,160 | |