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Contingencies - Additional Information (Detail) € in Thousands, $ in Thousands					1 Months Ended
	Dec. 31, 2020 EUR (€)	Dec. 31, 2020 USD ($)	Mar. 31, 2020 EUR (€)	Mar. 31, 2020 USD ($)	Mar. 31, 2022 EUR (€) summons	Mar. 31, 2022 USD ($) summons	Feb. 28, 2022 EUR (€)	Feb. 28, 2022 USD ($)
Damages sought by plantiffs in litigation matter	€ 100	$ 111	€ 8,900	$ 9,912
Court of Turin [Member]
Damages Sought By Plantiffs In Litigation Matter					€ 2,000	$ 2,227
Court of Milan [Member]
Damages Sought By Plantiffs In Litigation Matter					€ 1,500	$ 1,671
Number Of Writs Summoned					3	3
Milan Claim 2 [Member] | Loss From Closure Of 3 Oil [Member]
Damages Sought By Plantiffs In Litigation Matter							€ 3,400	$ 3,787

X

- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14557-108349

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14435-108349

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

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X

- Definition

Damages sought by plantiffs in litigation matter.

+ References

No definition available.

+ Details

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- Definition

Number Of Writs Summoned.

+ References

No definition available.

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- Details

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- Details

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