Provision For Income Taxes (Schedule Of Provision For Income Taxes And Income Tax Computed At The Statutory Rate) (Details) (USD $)	3 Months Ended	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Provision For Income Taxes [Abstract]
Federal income tax expense computed at the statutory rate			$ 1,689,676	$ 1,313,994
Federal income tax expense computed at the statutory rate, percentage			34.00%	34.00%
State and local tax expense, net			413,001	367,146
State and local tax expense, percentage			8.30%	9.50%
Permanent differences			(277,157)	(73,711)
Permanent differences, percentage			(5.60%)	(1.90%)
Change in tax estimate			0	65,947
Change in tax estimate, percentage			0.00%	1.70%
Provision for income taxes, percentage			36.70%	43.30%
Provision for income taxes	$ 1,065,607	$ 380,659	$ 1,825,520	$ 1,673,376

Income Tax Expense Benefit Percentage

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- Definition

Income tax reconciliation, permanent differences.

+ References

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Income Tax Reconciliation Permanent Differences Percentage

+ References

No definition available.

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- Definition

The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

+ References

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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- Definition

The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the state and local income tax expense or benefit, net of the federal tax benefit (expense) thereon, recorded during the period.

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- Definition

The sum of the differences between the effective income tax rate and domestic federal statutory income tax rate that can be explained by all tax credits generated or utilized under enacted tax laws during the period.

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- Definition

The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations.

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-Name Accounting Standards Codification

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-Glossary Income Tax Expense (or Benefit)

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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The portion of the difference, between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations, that is attributable to state and local income tax expense or benefit.

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The sum of the differences between total income tax expense or benefit as reported in the Income Statement for the period and the expected income tax expense or benefit computed by applying the domestic federal statutory income tax rates to pretax income from continuing operations attributable to tax credits.

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