(8) Share-Based Payment Arrangements (Details Narrative) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Share-Based Payment Arrangements Details Narrative
Proceeds From Stock Options Exercised	$ 738,184	$ 920,106	$ 409,889
Intrinsic Value of Stock Options Exercised	273,935	422,136	2,881,294
Recognition of tax benefits related to share-based compensation expense	0	0	0
Total intrinsic value of restricted stock for which the restrictions lapsed	1,119,103	1,941,382	2,950,735
Weighted average fair value of share-based payments granted	$ 1.36	$ 2.11	$ 1.95
Estimated forfeiture rate for officers	11.00%	11.00%	11.00%
Estimated forfeiture rate for employees	24.00%	24.00%	24.00%
Estimated forfeiture rate for directors	0.00%	0.00%	9.00%
Total unrecognized compensation	$ 5,476,063
Common stock reserved for issuance upon the exercise of stock options, restricted stock and restricted stock units	14,058,068

No authoritative reference available.

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No authoritative reference available.

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No definition available.

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No definition available.

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- Definition

Number of common shares reserved for future issuance related to deferred compensation arrangements with individuals.

+ References

No definition available.

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- Definition

As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

+ References

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- Definition

The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

+ References

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- Definition

The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The total accumulated difference between fair values of underlying shares on dates of exercise and exercise price on options which were exercised (or share units converted) into shares during the reporting period under the plan.

+ References

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