Other Accrued Liabilities - Additional Information (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Other Liabilities Disclosure [Abstract]
Other accrued liabilities	$ 15.1	$ 13.8
Liabilities for self-insurance accruals	3.8	4.3
Amounts due for sales incentive programs	5.3	4.2
Deferred rent	$ 0.6	$ 0.8