Accounting for Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Accounting for Stock-Based Compensation

Schedule of assumptions used to estimate the fair values of employee and director options awards at the date of grant using a Black-Scholes option-pricing model

	For Three Months Ended June 30, 2015			For Three Months Ended June 30, 2014			For Six Months Ended June 30, 2015		For Six Months Ended June 30, 2014
Weighted average grant date fair value	$	1.93		$	2.05		2.11		$	1.79
Weighted average assumptions used:
Expected dividend yield	0.0		%	0.0		%	0.0	%	0.0		%
Risk-free interest rate	1.33		%	1.51		%	1.38	%	1.46		%
Expected volatility	170.0		%	225.0		%	176.3	%	228.0		%
Expected life (in years)	5.0			5.0			5.0		4.9