Receivables Factoring - Additional Information (Detail)	3 Months Ended	6 Months Ended
	Jun. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)
Accounts Receivable [Line Items]
Trade receivables	$ 80,100,000	$ 191,800,000
Factoring fees	200,000
Collective limit under factoring arrangements	97,500,000	97,500,000
Factored receivables yet not collected	$ 66,600,000	66,600,000
Other Expense, Net [Member]
Accounts Receivable [Line Items]
Factoring fees		$ 600,000