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Fair Value Measurements - Roll-Forward of Fair Value of Deferred Compensation Plan Assets Categorized as Level 3 in Fair Value Hierarchy (Detail) - Deferred Compensation Plan Assets - USD ($)
$ in Thousands

3 Months Ended

Mar. 31, 2020

Mar. 31, 2019

Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]

Opening balance

$ 11,208

$ 1,613

Additions (net of redemption)

^[1]

985

6,165

Change in fair value of deferred compensation plan assets

^[2]

(1,558)

288

Closing balance

$ 10,635

$ 8,066

[1]	The Company accrued a liability of $7,248 during the quarter ended March 31, 2020 and a corresponding amount was paid to the plan after March 31, 2020.
[2]	(a) Changes in the fair value of plan assets are reported in “other income (expense), net” in the consolidated statements of income.

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No definition available.

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- Definition

Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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- Definition

Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
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