XML 29 R6.htm IDEA: XBRL DOCUMENT

Unaudited Condensed Consolidated Statements of Comprehensive Income (Parentheticals) (USD $)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Gain on cash flow hedge, income tax expense	$ 0	$ 1,400

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).

+ References+ Details