XML 14 R3.htm IDEA: XBRL DOCUMENT v3.19.2
CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) (Parentheticals) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Income Statement [Abstract]        
Interest costs capitalized $ 83 $ 171 $ 130 $ 216