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Common Stock and Equity-Based Compensation - AmeriGas Common Unit Based Award Activity (Details) | 12 Months Ended
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Sep. 30, 2017 $ / 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 | 210,549
Number of units - ending balance (in shares) | shares | 218,224
Weighted Average Grant Date Fair Value (per Unit) |
Weighted average grant date fair value - beginning balance (in dollars per share) | $ / shares | $ 47.24
Weighted average grant date fair value - ending balance (in dollars per share) | $ / shares | $ 50.03
AmeriGas Performance Units |
Number of AmeriGas Partners Common Units Subject to Award |
Granted (in shares) | shares | 49,225
Forfeited (in shares) | shares | (9,151)
Vested (in shares) | shares | 0
Awards paid (in shares) | shares | (44,732)
Weighted Average Grant Date Fair Value (per Unit) |
Granted (in dollars per share) | $ / shares | $ 54.24
Forfeited (in dollars per share) | $ / shares | 48.76
Vested (in dollars per share) | $ / shares | 0.00
Awards paid (in dollars per share) | $ / shares | $ 41.53
AmeriGas Stock Units |
Number of AmeriGas Partners Common Units Subject to Award |
Granted (in shares) | shares | 18,338
Vested (in shares) | shares | 0
Awards paid (in shares) | shares | (6,005)
Weighted Average Grant Date Fair Value (per Unit) |
Granted (in dollars per share) | $ / shares | $ 47.33
Vested (in dollars per share) | $ / shares | 0.00
Awards paid (in dollars per share) | $ / shares | $ 43.64
Vested | Amerigas Performance Units and Stock Units |
Number of AmeriGas Partners Common Units Subject to Award |
Number of units - beginning balance (in shares) | shares | 55,622
Number of units - ending balance (in shares) | shares | 65,989
Weighted Average Grant Date Fair Value (per Unit) |
Weighted average grant date fair value - beginning balance (in dollars per share) | $ / shares | $ 45.67
Weighted average grant date fair value - ending balance (in dollars per share) | $ / shares | $ 47.31
Vested | AmeriGas Performance Units |
Number of AmeriGas Partners Common Units Subject to Award |
Granted (in shares) | shares | 633
Forfeited (in shares) | shares | 0
Vested (in shares) | shares | 40,933
Awards paid (in shares) | shares | (44,732)
Weighted Average Grant Date Fair Value (per Unit) |
Granted (in dollars per share) | $ / shares | $ 54.45
Forfeited (in dollars per share) | $ / shares | 0.00
Vested (in dollars per share) | $ / shares | 42.55
Awards paid (in dollars per share) | $ / shares | $ 41.53
Vested | AmeriGas Stock Units |
Number of AmeriGas Partners Common Units Subject to Award |
Granted (in shares) | shares | 12,738
Vested (in shares) | shares | 6,800
Awards paid (in shares) | shares | (6,005)
Weighted Average Grant Date Fair Value (per Unit) |
Granted (in dollars per share) | $ / shares | $ 48.06
Vested (in dollars per share) | $ / shares | 46.13
Awards paid (in dollars per share) | $ / shares | $ 43.64
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 | 154,927
Number of units - ending balance (in shares) | shares | 152,235
Weighted Average Grant Date Fair Value (per Unit) |
Weighted average grant date fair value - beginning balance (in dollars per share) | $ / shares | $ 47.80
Weighted average grant date fair value - ending balance (in dollars per share) | $ / shares | $ 51.21
Non-Vested | AmeriGas Performance Units |
Number of AmeriGas Partners Common Units Subject to Award |
Granted (in shares) | shares | 48,592
Forfeited (in shares) | shares | (9,151)
Vested (in shares) | shares | 40,933
Awards paid (in shares) | shares | 0
Weighted Average Grant Date Fair Value (per Unit) |
Granted (in dollars per share) | $ / shares | $ 54.24
Forfeited (in dollars per share) | $ / shares | 48.76
Vested (in dollars per share) | $ / shares | 42.55
Awards paid (in dollars per share) | $ / shares | $ 0.00
Non-Vested | AmeriGas Stock Units |
Number of AmeriGas Partners Common Units Subject to Award |
Granted (in shares) | shares | 5,600
Vested (in shares) | shares | 6,800
Awards paid (in shares) | shares | 0
Weighted Average Grant Date Fair Value (per Unit) |
Granted (in dollars per share) | $ / shares | $ 45.66
Vested (in dollars per share) | $ / shares | 46.13
Awards paid (in dollars per share) | $ / shares | $ 0.00

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- 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=96867065&loc=d3e5070-113901 + Details
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- 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=96867065&loc=d3e5070-113901 + Details
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- 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=96867065&loc=d3e5070-113901 + Details
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- 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=96867065&loc=d3e5070-113901 + Details
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- 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=96867065&loc=d3e5070-113901 + Details
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- 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=96867065&loc=d3e5070-113901 + Details
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