|
Related Party Transactions (Narrative) (Details) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
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|
Targa Resource Partners L P [Member]
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| Related Party Transaction [Line Items] | |||
| Accounts Payable, Related Parties | $ 0.1 | ||
| Related Party Transaction, Expenses from Transactions with Related Party | 30.4 | 27.4 | 11.7 |
|
Consulting Fee [Member] | Consultant [Member]
|
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| Related Party Transaction [Line Items] | |||
| Related Party Transaction, Expenses from Transactions with Related Party | 0.3 | ||
|
Share Based Compensation [Member] | Consultant [Member]
|
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| Related Party Transaction [Line Items] | |||
| Related Party Transaction, Expenses from Transactions with Related Party | $ 0.5 | $ 2.1 | |