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v2.3.0.11

Equity Compensation Plans (Tables) | 6 Months Ended
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Jun. 30, 2011
Equity Compensation Plans. |
Summary of LTIP activity |
|  | PAA Units |  |  | PNG Units |
|  | Units |  | Weighted Average Grant Date Fair Value per Unit |  |  | Units |  | Weighted Average Grant Date Fair Value per Unit |
Outstanding, December 31, 2010 |  | 4.4 |  | $ | 41.69 |  |  | 1.0 |  | $ | 20.55 |
Granted |  | 0.3 |  | $ | 54.50 |  |  | — |  | $ | — |
Vested |  | (0.6 | ) | $ | 40.88 |  |  | (0.1 | ) | $ | 23.67 |
Cancelled or forfeited |  | (0.1 | ) | $ | 41.56 |  |  | — |  | $ | — |
Outstanding, June 30, 2011 |  | 4.0 |  | $ | 43.06 |  |  | 0.9 |  | $ | 20.41 |
Summary of expense recognized and cash payments related to outstanding equity compensation awards |
|  | Three Months Ended |  | Six Months Ended |
|  | June 30, |  | June 30, |
|  | 2011 |  | 2010 |  | 2011 |  | 2010 |
Equity compensation expense |  | $ | 27 |  | $ | 14 |  | $ | 46 |  | $ | 33 |
LTIP unit vestings (1) |  | $ | 23 |  | $ | 25 |  | $ | 23 |  | $ | 25 |
LTIP cash settled vestings |  | $ | 18 |  | $ | 10 |  | $ | 18 |  | $ | 10 |
DER cash payments |  | $ | 1 |  | $ | 1 |  | $ | 2 |  | $ | 2 |
(1) For the three and six months ended June 30, 2011, approximately $1 million relates to unit vestings which were settled with PNG units.

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- Definition Tabular disclosure of the changes in outstanding nonvested performance-based units. + Details
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- Definition Disclosure that sets forth the allocation of equity compensation plan expenses to a given line item on the balance sheet and income statement for the period, the fair value of vesting (settled both in units and cash) related to the company's equity compensation plans, and the cash payments related to distribution equivalent rights. + Details
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