Earnings Per Share (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Class A Common Stock [Member]
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]
Net Income (Loss) Available to Common Stockholders, Basic	$ 59,079,000	$ 7,725,000
Net Income (Loss) Available to Common Stockholders, Diluted	$ 59,079,000	$ 7,725,000
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Common Shares Outstanding	12,373,294	12,324,391
Unvested Dividend Eligible Shares Outstanding at the Balance Sheet Date	78,000	32,000
Effect of Weighting	(65,000)	(158,000)
Weighted Average Shares - Basic	12,385,938	12,198,187
Weighted Average Shares - Diluted	12,385,938	12,198,187
Income (Loss) Per Share - Basic	$ 4.77	$ 0.63
Income (Loss) Pe Share - Diluted	$ 4.77	$ 0.63
Class B Common Stock [Member]
Net Income (Loss) Available to Common Stockholders, Diluted [Abstract]
Net Income (Loss) Available to Common Stockholders, Basic	$ 152,000	$ 20,000
Net Income (Loss) Available to Common Stockholders, Diluted	$ 152,000	$ 20,000
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Common Shares Outstanding	31,938	31,938
Weighted Average Shares - Basic	31,938	31,938
Weighted Average Shares - Diluted	31,938	31,938
Income (Loss) Per Share - Basic	$ 4.77	$ 0.63
Income (Loss) Pe Share - Diluted	$ 4.77	$ 0.63