Acquisitions - Summary of Fair Value of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands |
12 Months Ended | ||||
|---|---|---|---|---|---|
Jan. 17, 2014 |
Dec. 27, 2014 |
Dec. 28, 2013 |
Dec. 29, 2012 |
Mar. 28, 2015 |
|
| Business Acquisition [Line Items] | |||||
| Goodwill | $ 419,270 | $ 127,038 | $ 179,120 | $ 415,582 | |
| Series of Individually Immaterial Business Acquisitions [Member] | |||||
| Business Acquisition [Line Items] | |||||
| Financial assets | $ 15,489 | 22,101 | 8,302 | 1,397 | |
| Inventories | 2,548 | 8,249 | 3,954 | 6,988 | |
| Property, plant and equipment | 47,985 | 74,687 | 40,580 | 21,543 | |
| Intangible assets | 3,398 | 7,428 | 3,172 | ||
| Other assets | 2,595 | 3,337 | 52 | 1,330 | |
| Financial liabilities | (10,054) | (17,610) | (6,164) | (944) | |
| Other long-term liabilities | (990) | (11,727) | (1,050) | (364) | |
| Net assets acquired | 57,573 | 82,435 | 53,102 | 33,122 | |
| Goodwill | 147,064 | 148,838 | 16,120 | 26,230 | |
| Purchase price | 204,637 | 231,273 | 69,222 | 59,352 | |
| Acquisition related liabilities | (22,123) | (10,656) | (7,902) | (10,547) | |
| Other | (2,087) | (3,190) | 281 | (48) | |
| Net cash paid for acquisitions | $ 180,427 | $ 217,427 | $ 61,601 | $ 48,757 | |