XML 120 R98.htm IDEA: XBRL DOCUMENT v3.5.0.2

Common Stock and Equity-Based Compensation - AmeriGas Common Unit Based Award Activity (Details)	12 Months Ended
	Sep. 30, 2016 $ / shares shares
Amerigas Performance Units and Stock Units
Number of AmeriGas Partners Common Units Subject to Award
Number of units - beginning balance (in shares) | shares	192,583
Number of units - ending balance (in shares) | shares	210,549
Weighted Average Grant Date Fair Value (per Unit)
Weighted average grant date fair value - beginning balance (in dollars per share) | $ / shares	$ 49.70
Weighted average grant date fair value - ending balance (in dollars per share) | $ / shares	$ 47.24
AmeriGas Performance Unit
Number of AmeriGas Partners Common Units Subject to Award
Granted (in shares) | shares	52,495
Forfeited (in shares) | shares	(4,994)
Vested (in shares) | shares	0
Awards paid (in shares) | shares	(34,616)
Weighted Average Grant Date Fair Value (per Unit)
Granted (in dollars per share) | $ / shares	$ 37.65
Forfeited (in dollars per share) | $ / shares	54.00
Vested (in dollars per share) | $ / shares	0.00
Awards paid (in dollars per share) | $ / shares	$ 42.44
AmeriGas Partners Common Units
Number of AmeriGas Partners Common Units Subject to Award
Granted (in shares) | shares	20,585
Forfeited (in shares) | shares	(800)
Vested (in shares) | shares	0
Awards paid (in shares) | shares	(14,704)
Weighted Average Grant Date Fair Value (per Unit)
Granted (in dollars per share) | $ / shares	$ 38.65
Forfeited (in dollars per share) | $ / shares	42.33
Vested (in dollars per share) | $ / shares	0.00
Awards paid (in dollars per share) | $ / shares	$ 49.94
Vested | Amerigas Performance Units and Stock Units
Number of AmeriGas Partners Common Units Subject to Award
Number of units - beginning balance (in shares) | shares	46,900
Number of units - ending balance (in shares) | shares	55,622
Weighted Average Grant Date Fair Value (per Unit)
Weighted average grant date fair value - beginning balance (in dollars per share) | $ / shares	$ 44.97
Weighted average grant date fair value - ending balance (in dollars per share) | $ / shares	$ 45.67
Vested | AmeriGas Performance Unit
Number of AmeriGas Partners Common Units Subject to Award
Granted (in shares) | shares	1,267
Forfeited (in shares) | shares	0
Vested (in shares) | shares	30,050
Awards paid (in shares) | shares	(34,616)
Weighted Average Grant Date Fair Value (per Unit)
Granted (in dollars per share) | $ / shares	$ 37.84
Forfeited (in dollars per share) | $ / shares	0.00
Vested (in dollars per share) | $ / shares	43.65
Awards paid (in dollars per share) | $ / shares	$ 42.44
Vested | AmeriGas Partners Common Units
Number of AmeriGas Partners Common Units Subject to Award
Granted (in shares) | shares	12,785
Forfeited (in shares) | shares	0
Vested (in shares) | shares	13,940
Awards paid (in shares) | shares	(14,704)
Weighted Average Grant Date Fair Value (per Unit)
Granted (in dollars per share) | $ / shares	$ 36.69
Forfeited (in dollars per share) | $ / shares	0.00
Vested (in dollars per share) | $ / shares	49.94
Awards paid (in dollars per share) | $ / shares	$ 49.94
Non-Vested | Amerigas Performance Units and Stock Units
Number of AmeriGas Partners Common Units Subject to Award
Number of units - beginning balance (in shares) | shares	145,683
Number of units - ending balance (in shares) | shares	154,927
Weighted Average Grant Date Fair Value (per Unit)
Weighted average grant date fair value - beginning balance (in dollars per share) | $ / shares	$ 51.22
Weighted average grant date fair value - ending balance (in dollars per share) | $ / shares	$ 47.80
Non-Vested | AmeriGas Performance Unit
Number of AmeriGas Partners Common Units Subject to Award
Granted (in shares) | shares	51,228
Forfeited (in shares) | shares	(4,994)
Vested (in shares) | shares	30,050
Awards paid (in shares) | shares	0
Weighted Average Grant Date Fair Value (per Unit)
Granted (in dollars per share) | $ / shares	$ 37.65
Forfeited (in dollars per share) | $ / shares	54.00
Vested (in dollars per share) | $ / shares	43.65
Awards paid (in dollars per share) | $ / shares	$ 0.00
Non-Vested | AmeriGas Partners Common Units
Number of AmeriGas Partners Common Units Subject to Award
Granted (in shares) | shares	7,800
Forfeited (in shares) | shares	(800)
Vested (in shares) | shares	13,940
Awards paid (in shares) | shares	0
Weighted Average Grant Date Fair Value (per Unit)
Granted (in dollars per share) | $ / shares	$ 41.85
Forfeited (in dollars per share) | $ / shares	42.33
Vested (in dollars per share) | $ / shares	49.94
Awards paid (in dollars per share) | $ / shares	$ 0.00

X

- Definition

Share based compensation arrangement by equity instruments other than options forfeited in period weighted average grant date fair value.

+ References

No definition available.

+ Details

Name:	ugi_ShareBasedCompensationArrangementByEquityInstrumentsOtherThanOptionsForfeitedInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix:	ugi_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share based compensation arrangement by share based payment award equity instruments other than options unit awards paid.

+ References

No definition available.

+ Details

Name:	ugi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsUnitAwardsPaid
Namespace Prefix:	ugi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Share based compensation arrangement by share based payment award equity instruments other than options unit awards paid weighted average grant date fair value.

+ References

No definition available.

+ Details

Name:	ugi_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsUnitAwardsPaidWeightedAverageGrantDateFairValue
Namespace Prefix:	ugi_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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

X

- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

X

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

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

X

- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)(iii)(2)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_AwardTypeAxis=ugi_AmerigasPerformanceUnitsAndStockUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AwardTypeAxis=ugi_AmeriGasPerformanceUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_AwardTypeAxis=ugi_AmeriGasPartnersCommonUnitsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ugi_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardTypeAxis=ugi_VestedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	ugi_ScheduleOfShareBasedCompensationArrangementByShareBasedPaymentAwardTypeAxis=ugi_NonVestedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: