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Acquisitions - Additional Information (Detail) - USD ($) $ in Thousands |  |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | ---
May 31, 2017 | Jan. 07, 2016 | Oct. 01, 2017 | Oct. 02, 2016 | Oct. 01, 2017 | Oct. 02, 2016
Business Acquisition [Line Items] |  |  |  |  |  |
Revenues |  |  | $ 621,745 | $ 601,109 | $ 1,783,759 | $ 1,744,237
Loss before taxes |  |  | 10,188 | $ (38,467) | (55,744) | $ (93,227)
Thinklogical Holdings LLC |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Percentage of outstanding shares acquired | 100.00% |  |  |  |  |
Acquisition price | $ 171,300 |  |  |  |  |
Receivables | $ 4,355 |  |  |  |  |
Business combination, goodwill, tax deductible amount |  |  | 41,000 |  | $ 41,000 |
Business acquisition, goodwill, tax deductible period |  |  |  |  | 15 years |
Revenues |  |  | 11,600 |  | $ 21,800 |
Loss before taxes |  |  | $ 2,700 |  | $ 1,700 |
M2FX Limited |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Percentage of outstanding shares acquired |  | 100.00% |  |  |  |
Acquisition price |  | $ 19,000 |  |  |  |

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