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CONSOLIDATED STATEMENTS OF EQUITY (Parenthetical) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2010
Taxes on Unrealized gain on interest rate swap	$ (137)
Accumulated Other Comprehensive Income [Member]
Taxes on Unrealized gain on interest rate swap	$ (137)

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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