Business Description - Additional Information (Detail) - USD ($)	Mar. 26, 2016	Dec. 26, 2015
New Accounting Pronouncement, Early Adoption [Line Items]
Other current assets	$ 7,529,000	$ 11,604,000
Deferred income taxes and other noncurrent liabilities	$ 50,157,000	52,474,000
Adjustments for New Accounting Principle, Early Adoption | Scenario Previously Reported
New Accounting Pronouncement, Early Adoption [Line Items]
Other current assets		6,552,000
Adjustments for New Accounting Principle, Early Adoption | Restatement Adjustment
New Accounting Pronouncement, Early Adoption [Line Items]
Deferred income taxes and other noncurrent liabilities		$ (6,552,000)