Defined Contribution Plan - Additional Information (Detail)	12 Months Ended
Jan. 03, 2016
Compensation And Retirement Disclosure [Abstract]
Matching contribution by employer	50.00%
Percentage of eligible compensation for which employer makes matching contribution	6.00%

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration