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CONDENSED CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Interest rate swaps, tax	$ 212	$ 1,100
Capitalized swap interest, tax	$ 523

Tax effect of the change in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges. Also includes an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

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