XML 84 R61.htm IDEA: XBRL DOCUMENT v3.3.1.900
UNAUDITED SUPPLEMENTARY QUARTERLY INFORMATION (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Mar. 31, 2013
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
UNAUDITED SUPPLEMENTARY QUARTERLY INFORMATION                              
Net income (loss) $ (14,988) $ 2,633 $ (14,116) $ 6,021 $ (212,775) $ (13,033) $ (104,022) $ 17,887 $ (11,343) $ 3,264 $ (128,681) $ (10,982) $ (20,450) $ (311,943) $ (147,742)
Net (loss) income per share:                              
Basic (in dollars per share) $ (0.05) $ 0.01 $ (0.05) $ 0.02 $ (0.71) $ (0.04) $ (0.35) $ 0.06 $ (0.04) $ 0.01 $ (0.43) $ (0.04) $ (0.07) $ (1.05) $ (0.50)
Diluted (in dollars per share) $ (0.05) $ 0.01 $ (0.05) $ 0.02 $ (0.71) $ (0.04) $ (0.35) $ 0.06 $ (0.04) $ 0.01 $ (0.43) $ (0.04) $ (0.07) $ (1.05) $ (0.50)
Weighted average common shares outstanding (thousands) (note 12):                              
Basic (in shares) 300,107,000 300,530,000 300,530,000 297,255,000 299,009 297,164 297,164 297,159 297,159 297,125 297,097 296,778 300,341,000 297,763,000 297,041,000
Diluted (in shares) 300,107,000 300,530,000 300,530,000 297,266,000 299,009 297,164 297,164 298,410 297,159 297,899 297,097 296,778