Significant Accounting Policies - Additional Information (Detail) - USD ($) $ in Thousands		3 Months Ended
	Jan. 01, 2018	Mar. 31, 2018
Accounting Policies and General Information [Line Items]
Cumulative effect, net of tax		$ 2,888
Accounting Standards Update 2014-09 [Member]
Accounting Policies and General Information [Line Items]
Cumulative effect, net of tax	$ 2,900
Accounting Standards Update 2017-12 [Member]
Accounting Policies and General Information [Line Items]
Adjustment to retained earnings and accumulated other comprehensive income to reclassify cash flow hedge	$ 100