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Investment Securities:
3 Months Ended
Mar. 31, 2012
Investment Securities [Abstract]  
Investment Securities [Text Block]
Investment Securities:

The Company's investment securities consist of certificates of deposit, corporate bonds, federal tax-exempt state and municipal government debt and sovereign bonds. All investment securities are considered available-for-sale and are “investment grade”, carried at fair value and there have been no gains or losses on their disposal. Unrealized gains and losses on available-for-sale securities, net of tax, are included in accumulated other comprehensive income in the shareholders' equity section of the Company's balance sheets. The Company had no gross unrealized gains or losses on available-for-sale securities at March 31, 2012 or December 31, 2011. The scheduled maturities of the debt securities are between 2012 and 2042 and are all callable within one year. The investment securities consist of the following at March 31, 2012 and December 31, 2011:

 
March 31, 2012
 
December 31, 2011
Federal tax-exempt debt securities
$
40,402

 
$
39,745

Corporate bonds
13,176

 
13,263

Sovereign bonds
1,973

 
1,928

Certificates of deposit
5,931

 
5,459

 
$
61,482

 
$
60,395