Income Taxes - Schedule of Net Operating Loss Carryforwards Amounts by Jurisdiction and Year of Expiration (Detail) $ in Millions	Dec. 31, 2022 USD ($)
Italy
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	$ 0.9
Italy | Indefinite Expiration
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	46.1
United States (Federal)
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	1.6
United States (Federal) | Expiration Year From 2025 - 2037
Operating Loss Carryforwards [Line Items]
Net operating loss carryforwards by jurisdiction:	$ 37.8