NOTE 11 - INCOME TAXES (Detail) (USD $)	12 Months Ended			5 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 North Valley Capital Trust I [Member]	Dec. 31, 2012 North Valley Capital Trust I [Member]
Income Tax Expense (Benefit)	$ (1,744,000)	$ 312,000	$ (985,000)
Valuation Allowance, Deferred Tax Asset, Change in Amount	(4,277,000)	(223,000)	4,500,000
Operating Loss Carryforwards	3,907,000	25,290,000
Other Real Estate	21,689,000	25,784,000
Repayments of Subordinated Debt	10,310,000			10,310,000	16,500,000
Unrecognized Tax Benefits	519,000	519,000	480,000
Income Tax Examination, Penalties and Interest Accrued	$ 42,000	$ 30,000