5. INVESTMENT SECURITIES (Detail) - (Table 3) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Asset-Backed Securities, Securitized Loans and Receivables [Member] | Investment Securities Less Than Twelve Months [Member]
Debt securities:
Investment Securities Fair Value	$ 91,863	$ 37,440
Investment Securities Unrealized Losses	(1,766)	(590)
Asset-Backed Securities, Securitized Loans and Receivables [Member] | Investment Securities More Than Twelve Months [Member]
Debt securities:
Investment Securities Fair Value	2,177
Investment Securities Unrealized Losses	(24)
Asset-Backed Securities, Securitized Loans and Receivables [Member] | Total [ Member]
Debt securities:
Investment Securities Fair Value	94,040	37,440
Investment Securities Unrealized Losses	(1,790)	(590)
US States and Political Subdivisions Debt Securities [Member] | Investment Securities Less Than Twelve Months [Member]
Debt securities:
Investment Securities Fair Value	4,257
Investment Securities Unrealized Losses	(156)
US States and Political Subdivisions Debt Securities [Member] | Investment Securities More Than Twelve Months [Member]
Debt securities:
Investment Securities Fair Value
Investment Securities Unrealized Losses
US States and Political Subdivisions Debt Securities [Member] | Total [ Member]
Debt securities:
Investment Securities Fair Value	4,257
Investment Securities Unrealized Losses	(156)
Equity Securities Industry [Member] | Investment Securities Less Than Twelve Months [Member]
Debt securities:
Investment Securities Fair Value	96,120	37,440
Investment Securities Unrealized Losses	(1,922)	(590)
Equity Securities Industry [Member] | Investment Securities More Than Twelve Months [Member]
Debt securities:
Investment Securities Fair Value	2,177
Investment Securities Unrealized Losses	(24)
Equity Securities Industry [Member] | Total [ Member]
Debt securities:
Investment Securities Fair Value	98,297	27,440
Investment Securities Unrealized Losses	$ (1,946)	$ (590)