Income (Loss) Per Share (Details)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Weighted Average Shares Outstanding Details [Table]
Number of weighted average common shares outstanding	78,600,000	77,954,000	77,293,000	77,293,000
Assumed exercise of stock options	0	886,000	670,000
Average diluted shares outstanding	78,600,000	78,840,000	77,963,000	77,963,000
Antidilutive stock options excluded from average diluted shares outstanding		2,061,534	2,832,192