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INVESTMENTS
6 Months Ended
Jun. 30, 2011
INVESTMENTS
NOTE 2 – INVESTMENTS
Investments available-for-sale
The amortized cost and estimated fair values of investments available-for-sale at the dates indicated are presented in the following table:
    
June 30, 2011
   
December 31, 2010
 
         
Gross
   
Gross
   
Estimated
         
Gross
   
Gross
   
Estimated
 
   
Amortized
   
Unrealized
   
Unrealized
   
Fair
   
Amortized
   
Unrealized
   
Unrealized
   
Fair
 
(In thousands)
 
Cost
   
Gains
   
Losses
   
Value
   
Cost
   
Gains
   
Losses
   
Value
 
U.S. government agencies
  $ 296,904     $ 3,418     $ (1,034 )   $ 299,288     $ 305,643     $ 3,949     $ (2,887 )   $ 306,705  
State and municipal
    159,132       2,980       (662 )     161,450       111,583       182       (4,228 )     107,537  
Mortgage-backed
    513,851       14,894       (45 )     528,700       476,914       10,998       (951 )     486,961  
Trust preferred
    6,364       270       (676 )     5,958       6,783       190       (993 )     5,980  
Total debt securities
    976,251       21,562       (2,417 )     995,396       900,923       15,319       (9,059 )     907,183  
Marketable equity securities
    100       -       -       100       100       -       -       100  
Total investments available-for-sale
  $ 976,351     $ 21,562     $ (2,417 )   $ 995,496     $ 901,023     $ 15,319     $ (9,059 )   $ 907,283  

At June 30, 2011, unrealized losses associated with U.S. Government Agencies and state and municipal securities have been caused by changes in interest rates and are not considered credit related as the contractual cash flows of these investments are either explicitly or implicitly backed by the full faith and credit of the U.S. government.  The mortgage-backed portfolio at June 30, 2011 is composed entirely of either the most senior tranches of GNMA collateralized mortgage obligations ($216.9 million), or GNMA, FNMA or FHLMC mortgage-backed securities ($311.8 million).  The Company does not intend to sell these securities and has sufficient liquidity to hold these securities for an adequate period of time, which may be maturity, to allow for any anticipated recovery in fair value.  Unrealized losses that are related to the prevailing interest rate environment will decline over time and recover as these securities approach maturity.

At June 30, 2011, the trust preferred portfolio consisted of one $3.0 million security backed by a single financial institution issuer.  The fair value of this security was $3.3 million as determined using broker quotations. The Company also owns one pooled trust preferred security backed by debt issued by banks and thrifts, which totals $3.4 million, with a fair value of $2.7 million.  The fair value of this security was determined by a third party valuation specialist due to the limited trading activity for this security in the marketplace.

 
The specialist used an income valuation approach technique (present value technique) that maximizes the use of relevant observable inputs and minimizes the use of unobservable inputs.  The methodology and significant assumptions employed by the specialist to determine fair value included:
 
·
Evaluation of the structural terms as established in the indenture;
 
·
Detailed credit and structural evaluation for each piece of collateral in the pool;
 
·
Default, recovery and prepayment/amortization probabilities;
 
·
Identification  of adverse conditions specifically related to the security, industry and geographical area;
 
·
Projection of estimated cash flows that incorporate default expectations and loss severities;
 
·
Review of  historical and implied volatility of the fair value of the security;
 
·
Evaluation of credit risk concentrations;
 
·
Evaluation of the length of time and the extent to which the fair value has been less than the amortized cost; and
 
·
A discount rate of 12.4% was established using credit adjusted financial institution spreads for comparably rated institutions and a liquidity adjustment that considered the previously noted characteristics.

As a result of this evaluation, it was determined that the pooled trust preferred security incurred credit-related OTTI of $43 thousand, which was recognized in earnings for the quarter ended June 30, 2011.  For the six months ended June 30, 2011, credit-related other-than-temporary impairment (“OTTI”) incurred on this security amounted to $84 thousand.  Cumulative credit-related OTTI of $346 thousand has been recognized in earnings through June 30, 2011.  The non-credit related OTTI recognized in other comprehensive income (“OCI”) at June 30, 2011 was $0.7 million.  The security is not expected to be sold and the Company has the ability to hold the security until maturity.

The significant inputs used to measure the amount related to credit loss consisted of the following:

 
·
Default rates were developed based on the financial condition of the trust preferred issuers in the pool and the payment or deferral status.  Conditional default rates were estimated based on the payment characteristics of the security and the financial condition of the issuers in the pool.  Near term and future defaults are estimated using third party industry data in addition to a review of key financial ratios and other pertinent data on the financial stability of the underlying issuer;
 
·
Loss severity is forecasted based on the type of impairment using research performed by third parties;
 
·
The security only contains one level of subordination below the senior tranche, with the senior tranche receiving the spread from the subordinate bonds.  Given recent performance, it is not expected that the senior tranche will receive its full interest and principal at the bond’s maturity date;
 
·
Credit ratings of the underlying issuers are reviewed in conjunction with the development of the default rates applied to determine the credit amounts related to the credit loss; and
 
·
Potential prepayments are estimated based on terms and rates of the underlying trust preferred securities to determine the impact of excess spread on the credit enhancement, the removal of the strongest institutions from the underlying pool and any impact that prepayments might have on diversity and concentration.

The following table provides the activity of OTTI on investment securities due to credit losses recognized in earnings for the period indicated:

(In thousands)
 
OTTI Losses
 
Cumulative credit losses on investment securities, through December 31, 2010
  $ 262  
Additions for credit losses not previously recognized
    84  
Cumulative credit losses on investment securities, through June 30, 2011
  $ 346  
 
Gross unrealized losses and fair value by length of time that the individual available-for-sale securities have been in an unrealized loss position at the dates indicated are presented in the following table:
At June 30, 2011
             
Continuous Unrealized
       
               
Losses Existing for:
       
   
Number
                     
Total
 
   
of
         
Less than
   
More than
   
Unrealized
 
(Dollars in thousands)
 
securities
   
Fair Value
   
12 months
   
12 months
   
Losses
 
U.S. government agencies
    13     $ 130,173     $ 1,034     $ -     $ 1,034  
State and municipal
    30       40,661       662       -       662  
Mortgage-backed
    4       16,117       44       1       45  
Trust preferred
    1       2,687       -       676       676  
Total
    48     $ 189,638     $ 1,740     $ 677     $ 2,417  

At December 31, 2010
             
Continuous Unrealized
       
               
Losses Existing for:
       
   
Number
                     
Total
 
   
of
         
Less than
   
More than
   
Unrealized
 
(Dollars in thousands)
 
securities
   
Fair Value
   
12 months
   
12 months
   
Losses
 
U.S. government agencies
    13     $ 115,829     $ 2,887     $ -     $ 2,887  
State and municipal
    72       91,693       4,228       -       4,228  
Mortgage-backed
    11       139,899       949       2       951  
Trust preferred
    1       2,798       -       993       993  
Total
    97     $ 350,219     $ 8,064     $ 995     $ 9,059  

The amortized cost and estimated fair values of investment securities available-for-sale by contractual maturity at the dates indicated are provided in the following table.  The Company has allocated mortgage-backed securities into the four maturity groupings reflected in the following table using the expected average life of the individual securities based on statistics provided by independent third party industry sources.  Expected maturities will differ from contractual maturities as borrowers may have the right to prepay obligations with or without prepayment penalties.

   
June 30, 2011
   
December 31, 2010
 
         
Estimated
         
Estimated
 
   
Amortized
   
Fair
   
Amortized
   
Fair
 
(In thousands)
 
Cost
   
Value
   
Cost
   
Value
 
Due in one year or less
  $ 56,464     $ 56,972     $ 31,537     $ 31,747  
Due after one year through five years
    106,552       109,243       167,190       170,292  
Due after five years through ten years
    374,215       377,115       258,107       255,700  
Due after ten years
    439,020       452,066       444,089       449,444  
Total debt securities available for sale
  $ 976,251     $ 995,396     $ 900,923     $ 907,183  

At June 30, 2011 and December 31, 2010, investments available-for-sale with a book value of $259.0 million and $244.2 million, respectively, were pledged as collateral for certain government deposits and for other purposes as required or permitted by law. The outstanding balance of no single issuer, except for U.S. Agencies securities, exceeded ten percent of stockholders' equity at June 30, 2011 and December 31, 2010.

Investments held-to-maturity
The amortized cost and estimated fair values of investments held-to-maturity at the dates indicated are presented in the following table:
    
June 30, 2011
   
December 31, 2010
 
         
Gross
   
Gross
   
Estimated
         
Gross
   
Gross
   
Estimated
 
   
Amortized
   
Unrealized
   
Unrealized
   
Fair
   
Amortized
   
Unrealized
   
Unrealized
   
Fair
 
(In thousands)
 
Cost
   
Gains
   
Losses
   
Value
   
Cost
   
Gains
   
Losses
   
Value
 
State and municipal
  $ 99,579     $ 2,991     $ (19 )   $ 102,551     $ 101,091     $ 2,530     $ (44 )   $ 103,577  
Mortgage-backed
    451       52       -       503       499       48       -       547  
Total investments held-to-maturity
  $ 100,030     $ 3,043     $ (19 )   $ 103,054     $ 101,590     $ 2,578     $ (44 )   $ 104,124  


 
Gross unrealized losses and fair value by length of time that the individual held-to-maturity securities have been in a continuous unrealized loss position at the dates indicated are presented in the following tables:
 
At June 30, 2011
             
Continuous Unrealized
       
               
Losses Existing for:
       
   
Number
                     
Total
 
   
of
         
Less than
   
More than
   
Unrealized
 
(Dollars in thousands)
 
securities
   
Fair Value
   
12 months
   
12 months
   
Losses
 
State and municipal
    4     $ 1,365     $ 15     $ 4     $ 19  
Total
    4     $ 1,365     $ 15     $ 4     $ 19  

At December 31, 2010
             
Continuous Unrealized
       
               
Losses Existing for:
       
   
Number
                     
Total
 
   
of
         
Less than
   
More than
   
Unrealized
 
(Dollars in thousands)
 
securities
   
Fair Value
   
12 months
   
12 months
   
Losses
 
State and municipal
    4     $ 1,769     $ 33     $ 11     $ 44  
Total
    4     $ 1,769     $ 33     $ 11     $ 44  
 
The Company does not intend to sell these securities and has sufficient liquidity to hold these securities for an adequate period of time, which may be maturity, to allow for any anticipated recovery in fair value, accordingly, the unrealized losses in the held-to-maturity portfolio are considered temporary in nature.
 
The amortized cost and estimated fair values of debt securities held-to-maturity by contractual maturity at the dates indicated are reflected in the following table. Expected maturities will differ from contractual maturities as borrowers may have the right to prepay obligations with or without prepayment penalties.
 
   
June 30, 2011
   
December 31, 2010
 
         
Estimated
         
Estimated
 
   
Amortized
   
Fair
   
Amortized
   
Fair
 
(In thousands)
 
Cost
   
Value
   
Cost
   
Value
 
Due in one year or less
  $ 18,726     $ 19,246     $ 26,238     $ 26,750  
Due after one year through five years
    11,802       12,334       15,871       16,616  
Due after five years through ten years
    33,462       34,517       24,426       25,118  
Due after ten years
    36,040       36,957       35,055       35,640  
Total debt securities held-to-maturity
  $ 100,030     $ 103,054     $ 101,590     $ 104,124  
 
At June 30, 2011 and December 31, 2010, investments held-to-maturity with a book value of $54.9 million and $85.8 million, respectively, were pledged as collateral for certain government deposits and for other purposes as required or permitted by law.  The outstanding balance of no single issuer, except for U.S. Agency securities, exceeded ten percent of stockholders' equity at June 30, 2011 and December 31, 2010.

Other Equity securities
Other equity securities at the dates indicated are presented in the following table:

(In thousands)
 
June 30, 2011
   
December 31, 2010
 
Federal Reserve Bank stock
  $ 7,530     $ 7,530  
Federal Home Loan Bank of Atlanta stock
    25,458       26,465  
Atlantic Central Bank stock
    75       75  
Total equity securities
  $ 33,063     $ 34,070