Commitments and Contingencies - Additional Information (Detail) $ in Thousands					1 Months Ended		9 Months Ended
	Oct. 09, 2020 USD ($)	Sep. 29, 2020 USD ($)	Jan. 31, 2020 USD ($)	Sep. 07, 2018 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Oct. 03, 2020 Lawsuits	Dec. 28, 2019 USD ($)	Dec. 11, 2019 USD ($)	Oct. 28, 2019 USD ($)	Jul. 13, 2019 USD ($)
Loss Contingencies [Line Items]
Alleged complaints | Lawsuits							19
Legal settlement				$ 9,000
Legal settlement, amount paid					$ 3,500	$ 4,200
Remainder of legal settlement funds											$ 1,300
Recovery from legal settlement in principle								$ 22,300	$ 21,000
Other Current Assets
Loss Contingencies [Line Items]
Recovery from legal settlement in principle										$ 1,300
Settlement Funds
Loss Contingencies [Line Items]
Legal settlement				5,400
Attorneys Fees
Loss Contingencies [Line Items]
Legal settlement				$ 3,600
Class and / or Collective action treatment
Loss Contingencies [Line Items]
Alleged complaints | Lawsuits							11
Individual claims or do not seek class or collective action treatment or, in cases class treatment was sought
Loss Contingencies [Line Items]
Alleged complaints | Lawsuits							8
Plaintiffs' motions for class certification
Loss Contingencies [Line Items]
Alleged complaints | Lawsuits							6
Rosinbaum - NorthCarolina
Loss Contingencies [Line Items]
Legal settlement			$ 8,300
Lawsuit filing date			Dec. 01, 2015
Noll Maine
Loss Contingencies [Line Items]
Lawsuit filing date							Dec. 03, 2015
Richard Louisiana
Loss Contingencies [Line Items]
Lawsuit filing date							Oct. 21, 2015
Medrano Mexico
Loss Contingencies [Line Items]
Lawsuit filing date							Apr. 27, 2016
Martins Florida
Loss Contingencies [Line Items]
Lawsuit filing date							Nov. 08, 2016
Caddick - Pennsylvania
Loss Contingencies [Line Items]
Legal settlement	$ 2,550
Lawsuit filing date	May 15, 2019
Carr - Pennsylvania
Loss Contingencies [Line Items]
Legal settlement		$ 13,250
Lawsuit filing date		Dec. 01, 2015
Boulange Pennsylvania
Loss Contingencies [Line Items]
Lawsuit filing date							Mar. 25, 2016
Neff - Vermont
Loss Contingencies [Line Items]
Legal settlement			$ 7,600
Lawsuit filing date			Dec. 02, 2015
Green - Tennessee
Loss Contingencies [Line Items]
Lawsuit filing date							Feb. 01, 2019