Condensed, Consolidated Statements of Equity (Unaudited) (Parenthetical) (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Redeemable noncontrolling interests	$ 830	$ 382
Mandatorily redeemable noncontrolling interests	227	225
Retained Earnings
Redeemable noncontrolling interests	830	382
Mandatorily redeemable noncontrolling interests	227	225
Noncontrolling Interests
Redeemable noncontrolling interests	830	382
Mandatorily redeemable noncontrolling interests	$ 227	$ 225