8. Non-Cash Share-Based Employee Compensation (Details) (USD $) | 3 Months Ended |
Mar. 31, 2014 |
Notes to Financial Statements | ' |
Outstanding Stock Options, beginning | 482,611 |
Vested Stock Options, beginning | 410,942 |
Nonvested Stock Options, beginning | 71,669 |
Issued Stock Options | 5,000 |
Exercised Stock Options | 55,833 |
Forfeited Stock Options | ' |
Expired Stock Options | ' |
Outstanding Stock Options, ending | 431,778 |
Vested Stock Options, ending | 373,443 |
Nonvested Stock Options, ending | 58,335 |
Outstanding Wgt. Avg. Exercise Price, beginning | $3.50 |
Vested Wgt. Avg. Exercise Price, beginning | $3.64 |
Nonvested Wgt. Avg. Exercise Price, beginning | $2.68 |
Issued Wgt. Avg. Exercise Price | $3.14 |
Exercised Wgt. Avg. Exercise Price | $2.24 |
Forfeited Wgt. Avg. Exercise Price | ' |
Expired Wgt. Avg. Exercise Price | ' |
Outstanding Wgt. Avg. Exercise Price, ending | $3.65 |
Vested Wgt. Avg. Exercise Price, ending | $3.78 |
Nonvested Wgt. Avg. Exercise Price, ending | $2.86 |
Outstanding Contractual Life | '4 years 1 month 17 days |
Vested Contractual Life | '3 years 10 months 13 days |
Nonvested Contractual Life | '2 years 10 months 10 days |
Outstanding Grant Date Fair Value, beginning | $2.18 |
Vested Grant Date Fair Value, beginning | $2.41 |
Nonvested Grant Date Fair Value, beginning | $0.87 |
Issued Grant Date Fair Value | $0.08 |
Exercised Grant Date Fair Value | $1.15 |
Forfeited Grant Date Fair Value | ' |
Expired Grant Date Fair Value | ' |
Outstanding Grant Date Fair Value | $2.29 |
Vested Grant Date Fair Value | $2.55 |
Nonvested Grant Date Fair Value | $0.63 |
Outstanding Aggregate Intrinsic Value | ' |
Vested Aggregate Intrinsic Value | ' |
Nonvested Aggregate Intrinsic Value | ' |
Issued Aggregate Intrinsic Value | ' |
Exercised Aggregate Intrinsic Value | ' |
Forfeited Aggregate Intrinsic Value | ' |
Expired Aggregate Intrinsic Value | ' |
Outstanding Aggregate Intrinsic Value | 236,232 |
Vested Aggregate Intrinsic Value | $211,814 |
Nonvested Aggregate Intrinsic Value | $24,418 |