Basis of Presentation - Summary of Reclassification of Deferred Financing Costs (Detail) - USD ($) $ in Thousands	Jul. 02, 2016	Jan. 02, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other current assets	$ 5,352	$ 8,473
Total current assets	113,762	126,972
Other assets	751	607
Total assets	425,965	344,028
Current portion of long-term debt	2,613	1,949
Total current liabilities	35,790	21,527
Long-term debt, less current portion	248,357	188,818
Total liabilities	311,172	237,067
Total liabilities and shareholders' equity	$ 425,965	344,028
Previously Reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other current assets		8,490
Total current assets		126,989
Other assets		2,291
Total assets		345,729
Current portion of long-term debt		1,966
Total current liabilities		21,544
Long-term debt, less current portion		190,502
Total liabilities		238,768
Total liabilities and shareholders' equity		$ 345,729