Income (Loss) Per Share (Details) - shares shares in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Weighted Average Shares Outstanding Details [Table]
Number of weighted average common shares outstanding	114,499	87,286	79,169
Assumed exercise of stock options	0	0	0
Average diluted shares outstanding	114,499	87,286	79,169