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Stock-Based Compensation Plan (Details) - Independent directors compensation plan [Member] - $ / shares	9 Months Ended	12 Months Ended
	Sep. 30, 2016	Dec. 31, 2015
Number of Shares
Beginning Balance, Outstanding	4,000	8,000
Beginning Balance, Exercisable	4,000	8,000
Granted		4,000
Exercised
Forfeited		8,000
Ending Balance, Outstanding	4,000	4,000
Ending Balance, Exercisable	4,000	4,000
Average Exercise Price per Share
Beginning Balance, Outstanding	$ 10.2	$ 38.3
Beginning Balance, Exercisable	10.2	38.3
Granted		10.2
Exercised
Forfeited
Ending Balance, Outstanding	10.2	10.2
Ending Balance, Exercisable	$ 10.2	$ 10.2
Weighted Average Remaining Contractual Term in Years
Outstanding	4 years 9 months 7 days	3 months 22 days
Exercisable	4 years 9 months 7 days	3 months 22 days
Granted	0 years	4 years 9 months 7 days
Exercised	0 years	0 years
Forfeited	0 years	0 years
Outstanding	4 years 7 days	4 years 9 months 7 days
Exercisable	4 years 7 days	4 years 9 months 7 days

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