Corporate Restructuring Charges - Summary of Restructuring and Related Liability (Detail) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($)
Restructuring Cost And Reserve [Line Items]
Restructuring Expense	$ 2,368
Cash payments	(1,812)
Non-cash expense	(238)
Restructuring Expense	318
Employee Severance, Benefits and Related Costs [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Expense	2,130
Cash payments	(1,812)
Restructuring Expense	318
Asset Impairments [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Expense	335
Non-cash expense	(335)
Compensation Expense [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring Expense	(97)
Non-cash expense	$ 97