Accounts Receivable - Additional Information (Detail) - Trade Accounts Receivable [Member] $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Proceeds from sale of accounts receivable	$ 14,474
Selling, General and Administrative Expenses [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Pre-tax losses on accounts receivable	$ 45