New and Recently Adopted Accounting Pronouncements - Additional Information (Detail) - USD ($) $ in Thousands	Dec. 28, 2019	Dec. 30, 2018	Dec. 29, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use asset	$ 32,198
Lease liabilities	$ 35,078
ASU 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use asset			$ 36,300
Lease liabilities			$ 37,900
Reclassification of deferred rent and lease incentive liabilities to operating lease right-of-use assets		$ 1,600