Net Income (Loss) Per Share (Details) - shares	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of outstanding stock options and shares associated with long-term incentive compensation plans	0		0
Stock Compensation Plan [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Dilutive effect of outstanding stock options and shares associated with long-term incentive compensation plans		0		0
Shares not included in the computation of diluted earnings per share	896,192	488,371	739,870	488,371
Deferred Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares not included in the computation of diluted earnings per share	159,689	205,010	159,689	205,010