XML 40 R7.htm IDEA: XBRL DOCUMENT v3.2.0.727
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2015
Dec. 31, 2014
Jun. 30, 2014
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) [Abstract]      
Dividends accrued but not paid by joint ventures $ 566 $ 563 $ 647