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Unaudited Quarterly Financial Information - Additional Information (Detail) - USD ($)
3 Months Ended 12 Months Ended
Dec. 31, 2016
Dec. 30, 2017
Dec. 31, 2016
Jan. 02, 2016
Quarterly Financial Information Disclosure [Abstract]        
Intangible asset impairment $ 2,300,000 $ 66,247,000   $ 0
Deferred income taxes (900,000) $ (61,306,000) $ (14,457,000) $ 18,293,000
Net impact of intangible asset impairment and reduction to deferred tax expense $ 500,000