Debt - UGI Utilities, Inc. (Details) - UGI Utilities, Inc. - Senior Notes - USD ($)	Sep. 30, 2021	May 07, 2021
1.59% due June 2026
Debt Instrument [Line Items]
Aggregate principal amount		$ 100,000,000
Stated interest rate (as a percentage)	1.59%	1.59%
1.64% due September 2026
Debt Instrument [Line Items]
Aggregate principal amount		$ 75,000,000
Stated interest rate (as a percentage)	1.64%	1.64%

Face (par) amount of debt instrument at time of issuance.

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