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Intangible Assets and Goodwill (Details 2) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended 12 Months Ended 12 Months Ended
Dec. 31, 2011
Dec. 31, 2012
Dec. 31, 2012
Metropolitan Banks [Member]
Dec. 31, 2011
Metropolitan Banks [Member]
Dec. 31, 2010
Metropolitan Banks [Member]
Dec. 31, 2011
Community Banks [Member]
Dec. 31, 2012
Community Banks [Member]
Dec. 31, 2012
Other Financial Services [Member]
Dec. 31, 2011
Other Financial Services [Member]
Dec. 31, 2010
Other Financial Services [Member]
Dec. 31, 2011
Executive, Operations and Support [Member]
Dec. 31, 2012
Executive, Operations and Support [Member]
Summary of goodwill                        
Goodwill, at beginning of period $ 44,548 $ 44,545 $ 8,079 $ 8,079 $ 8,079 $ 30,507 $ 30,552 $ 5,464 $ 5,464 $ 5,464 $ 498 $ 450
Adjustments (3)         45         (48)  
Goodwill, at end of period $ 44,545 $ 44,545 $ 8,079 $ 8,079 $ 8,079 $ 30,552 $ 30,552 $ 5,464 $ 5,464 $ 5,464 $ 450 $ 450