Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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-Section S99
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-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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Debt - UGI Corporation (Details) - USD ($)	Aug. 13, 2019	Aug. 01, 2019	Jul. 02, 2019	Sep. 30, 2019	Aug. 31, 2019	Aug. 21, 2019
Term Loan \| Line of Credit
Debt Instrument
Debt instrument, term	7 years
Revolving Credit Facility \| Line of Credit
Debt Instrument
Debt instrument, term			5 years
5-year Term Loan \| Term Loan \| Line of Credit
Debt Instrument
Debt instrument, term			5 years
Aggregate principal amount		$ 250,000,000
3-year Term loan \| Term Loan \| Line of Credit
Debt Instrument
Debt instrument, term			3 years
Aggregate principal amount		300,000,000
UGI Corporation
Debt Instrument
Total capacity				$ 300,000,000.0
UGI Corporation \| Revolving Credit Facility \| Line of Credit
Debt Instrument
Total capacity		300,000,000
UGI Corporation \| Letter of Credit \| Line of Credit
Debt Instrument
Total capacity		10,000,000
UGI Corporation \| 5-year Term Loan \| Term Loan \| Line of Credit
Debt Instrument
Long-term debt, gross		250,000,000				$ 250,000,000
Debt instrument, quarterly payment		$ 9,400,000
Basis spread on variable rate (percentage)		2.50%
UGI Corporation \| 3-year Term loan \| Term Loan \| Line of Credit
Debt Instrument
Long-term debt, gross		$ 300,000,000
Basis spread on variable rate (percentage)		2.25%
Aggregate principal amount		$ 300,000,000
UGI Corporation \| London Interbank Offered Rate (LIBOR) \| 5-year Term Loan \| Term Loan \| Line of Credit
Debt Instrument
Derivative, fixed interest rate				1.56%
UGI Corporation \| London Interbank Offered Rate (LIBOR) \| 3-year Term loan \| Term Loan \| Line of Credit
Debt Instrument
Derivative, fixed interest rate					1.51%