Equity Transactions and Stock-Based Compensation Plans (Schedule of Nonvested Stock Option Activity) (Details) - $ / shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Number of Shares [Abstract]
Nonvested Options, Outstanding, Number, Beginning	545,270	757,041
Nonvested Options, Granted, Number	341,638	221,440
Nonvested Options, Vested in Period, Number	364,721	433,211
Nonvested Options, Forfeited, Number	(8,033)
Nonvested Options, Outstanding, Number, Ending	514,154	545,270
Weighted-Average Price Per Share [Abstract]
Nonvested Stock Options Outstanding, Weighted Average Grant Date Price, Beginning	$ 4.77	$ 4.74
Nonvested Options, Grants in Period, Weighted Average Grant Date Price	2.31	4.87
Nonvested Options, Vested in Period, Weighted Average Grant Date Price	4.70	4.77
Nonvested Options Forfeited, Weighted Average Grant Date Fair Value	5.23
Nonvested Stock Options Outstanding, Weighted Average Grant Date Price, Ending	$ 3.19	$ 4.77