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Note 8 MORTGAGE SERVICING (Detail) - (Table 4) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012
Interest Rate Change of 10% [Member]
	10%
Weighted average prepayment speeds	$ (6,374)
Discount rate (Option-adjusted spread)	(3,533)
Interest Rate Change Of 20% [Member]
	20%
Weighted average prepayment speeds	(13,681)
Discount rate (Option-adjusted spread)	$ (6,448)

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- Definition

Description of the changes in significant assumptions used by management to measure fair value.

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