Earnings Per Share (Details) - shares	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Earnings Per Share Narrative
Weighted average unvested shares outstanding	200,000	300,000	300,000	300,000
Anti-dilutive stock options			0	0
Cumulative convertible preferred shares, dividend rate			5.417%		5.417%
5.417% Series 1 Cumulative Convertible Preferred Shares
Earnings Per Share Narrative
Cumulative convertible preferred shares, dividend rate	5.417%	5.417%	5.417%	5.417%