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Reconciliation of Statutory Tax Rate to Effective Tax Rate (Detail)	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Reconciliation of Statutory Federal Tax Rate [Line Items]
Federal statutory rate	34.00%	34.00%
State statutory rate, net of Federal tax effect	7.20%	7.20%
Differences in taxable income from GAAP income	(41.10%)	(41.10%)
Effective Tax Rate	0.10%	0.10%

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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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.

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