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Short-Term and Long-Term Debt (Tables)
9 Months Ended
Sep. 30, 2014
Short-Term and Long-Term Debt [Abstract]  
First Mortgage Bonds Issuance [Table Text Block]
During the first nine months of 2014, we issued $375.0 million of ALLETE first mortgage bonds (Bonds) in the private placement market as shown below:

Issue Date
Maturity Date
Principal Amount
Interest Rate
March 4, 2014
March 15, 2024
$60 Million
3.69%
March 4, 2014
March 15, 2044
$40 Million
4.95%
June 26, 2014
July 15, 2022
$75 Million
3.40%
June 26, 2014
July 15, 2044
$40 Million
5.05%
September 16, 2014
September 15, 2021
$60 Million
3.02%
September 16, 2014
September 15, 2029
$50 Million
3.74%
September 16, 2014
September 15, 2044
$50 Million
4.39%