Annual report pursuant to Section 13 and 15(d)

INTANGIBLE ASSETS (Details)

v2.4.1.9
INTANGIBLE ASSETS (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
Dec. 31, 2013
Finite-Lived Intangible Assets [Line Items]    
Gross Amount $ 133,854us-gaap_FiniteLivedIntangibleAssetsGross $ 133,854us-gaap_FiniteLivedIntangibleAssetsGross
Accumulated Amortization 49,043us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization 49,011us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Core deposit intangible assets    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 47,176us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CoreDepositsMember
47,176us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CoreDepositsMember
Accumulated Amortization 47,176us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CoreDepositsMember
47,176us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CoreDepositsMember
Goodwill    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 84,811us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_GoodwillMember
84,811us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_GoodwillMember
Accumulated Amortization      
Customer Relationship Intangible    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 1,867us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
1,867us-gaap_FiniteLivedIntangibleAssetsGross
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
Accumulated Amortization $ 1,867us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember
$ 1,835us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
/ us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis
= us-gaap_CustomerRelationshipsMember