6. IMPAIRED AND NONPERFORMING LOANS AND LEASES AND OTHER REAL ESTATE OWNED (Detail) - (Table 1) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Nonaccrual loans and leases that are current to terms (less than 30 days past due)	$ 1,909	$ 396
Nonaccrual loans and leases that are past due	4,868	13,027
Other real estate owned	13,681	8,190
Total nonperforming assets	$ 20,458	$ 21,613
Nonperforming loans and leases to total loans and leases	2.45%	4.46%
Total nonperforming assets to total assets	3.50%	3.73%