Stock-Based Compensation - Summary of Stock Options Outstanding (Details) - $ / shares	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Number of Stock options outstanding at beginning of period	326,424	13,396
Number of stock options outstanding, Expired	(215,346)	(208)
Number of Stock options outstanding at end of period	111,078	13,188
Number of Stock options exercisable at end of period	110,869	11,139
Weighted average exercise price, Stock options outstanding at beginning of period	$ 24.90	$ 303.36
Weighted average exercise price, Expired	27.64	394.80
Weighted average exercise price, Stock options outstanding at end of period	19.60	300.72
Weighted average exercise price, Stock options exercisable at end of period	$ 19.57	$ 349.56