LOANS, ALLOWANCE FOR LOAN LOSSES AND CREDIT QUALITY (Details 2)	Dec. 31, 2012 score		Dec. 31, 2011 score
Residential Portfolio Segment [Member]
Weighted average FICO scores and the weighted average combined LTV Ratio
FICO score (re-scored)	727	[1]	731	[1]
Combined LTV (re-valued)	67.00%	[2]	67.00%	[2]
Home Equity [Member]
Weighted average FICO scores and the weighted average combined LTV Ratio
FICO score (re-scored)	763	[1]	762	[1]
Combined LTV (re-valued)	54.00%	[2]	55.00%	[2]

[1] The average FICO scores above are based upon rescores available from November and actual score data for loans booked between December 1 and December 31, for the years indicated.

[2] The LTV ratios are based upon updated automated valuations as of November 30, 2011 for the years indicated, if applicable.