XML 73 R8.htm IDEA: XBRL DOCUMENT v2.4.0.6
Consolidated Statements of Cash Flows (Parenthetical) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Capitalized interest $ 17,657 $ 7,615 $ 7,697