Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Uncategorized Items - jhx20f2020.htm

v3.20.1
Label Element Value
Accounting Standards Update 2016-02 [Member] | Retained Earnings [Member]  
Cumulative Effect of New Accounting Principle in Period of Adoption us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption $ 200,000
Accounting Standards Update 2016-16 [Member] | Retained Earnings [Member]  
Cumulative Effect of New Accounting Principle in Period of Adoption us-gaap_CumulativeEffectOfNewAccountingPrincipleInPeriodOfAdoption $ 1,160,300,000