Equity (Prepaid Share Repurchase Forward Contract) - Additional Information (Detail)	12 Months Ended
Dec. 31, 2021 shares
Class of Stock [Line Items]
Fixed interest rate	4.25%
4.25% Convertible Senior Notes [Member]
Class of Stock [Line Items]
Fixed interest rate	4.25%
Share Repurchase Plan [Member]
Class of Stock [Line Items]
Number of outstanding prepaid share repurchase forward contract	1
Share Repurchase Plan [Member] \| Societe Generale [Member] \| 4.25% Convertible Senior Notes [Member]
Class of Stock [Line Items]
Repurchase of Common stock, shares	191,000
Prepaid stock repurchases forward contract settlement period	2022
Fixed interest rate	4.25%

Number of outstanding prepaid share repurchase forward contract.

No definition available.

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- Definition

Prepaid stock repurchase forward contract settlement period.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=123467817&loc=d3e21463-112644

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