Reconciliation of Statutory Tax Rate to Effective Tax Rate (Detail)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Taxes [Line Items]
Federal statutory rate	34.00%	34.00%
State statutory rate, net of Federal tax effect	7.20%	7.20%
Differences in taxable loss from GAAP income	(1.90%)	1.00%
Change in valuation allowance	(16.40%)	(22.10%)
Dividends paid deduction	(17.00%)	(19.10%)
Effective Tax Rate	5.90%	1.00%