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Note 9 - Capital Resources - Outstanding Junior Subordinated Notes (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 | May 31, 2014
Junior subordinated debt | $ 119,136,000 | $ 119,100,000
Cathay Capital Trust I [Member] |  |
Issuance date | Jun. 26, 2003 |
Junior subordinated debt | $ 20,619 |
Not redeemable until | Jun. 30, 2008 |
Stated maturity | Jun. 30, 2033 |
Annualized coupon rate | 3.15% |
Current interest rate | 3.37% |
Date of rate change | Dec. 31, 2021 |
Payable/distribution date | March 31, September 30, December 31 |
Cathay Statutory Trust I [Member] |  |
Issuance date | Sep. 17, 2003 |
Junior subordinated debt | $ 20,619 |
Not redeemable until | Sep. 17, 2008 |
Stated maturity | Sep. 17, 2033 |
Annualized coupon rate | 3.00% |
Current interest rate | 3.22% |
Date of rate change | Dec. 17, 2021 |
Payable/distribution date | March 17, June 17, September 17, December 17 |
Cathay Capital Trust II [Member] |  |
Issuance date | Dec. 30, 2003 |
Junior subordinated debt | $ 12,887 |
Not redeemable until | Mar. 30, 2009 |
Stated maturity | Mar. 30, 2034 |
Annualized coupon rate | 2.90% |
Current interest rate | 3.12% |
Date of rate change | Dec. 31, 2021 |
Payable/distribution date | March 31, June 30, Septermbeer 30, December 31 |
Cathay Capital Trust III [Member] |  |
Issuance date | Mar. 28, 2007 |
Junior subordinated debt | $ 46,392 |
Not redeemable until | Jun. 15, 2012 |
Stated maturity | Jun. 15, 2037 |
Annualized coupon rate | 1.48% |
Current interest rate | 1.68% |
Date of rate change | Dec. 15, 2021 |
Payable/distribution date | March 15, June 15, September 15, December 15 |
Cathay Capital Trust IV [Member] |  |
Issuance date | May 31, 2007 |
Junior subordinated debt | $ 18,619 |
Not redeemable until | Sep. 06, 2012 |
Stated maturity | Sep. 06, 2037 |
Annualized coupon rate | 1.4% |
Current interest rate | 1.58% |
Date of rate change | Dec. 06, 2021 |
Payable/distribution date | March 7, June 6, September 6, December 6 |

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