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Investments (Tables)

9 Months Ended

Sep. 30, 2012

Investments [Abstract]

Long-Term Investment Portfolio [Table Text Block]

Investments	September 30, 2012				December 31, 2011
Millions
ALLETE Properties		$91.1				$91.3
Available-for-sale Securities	27.9				24.7
Other	20.7				16.3
Total Investments		$139.7				$132.3

ALLETE Properties	September 30, 2012				December 31, 2011
Millions
Land Inventory Beginning Balance (January 1, 2012 and 2011, respectively)		$86.0				$86.0
Deeds to Collateralized Property	0.5				1.8
Land Impairment	—				(1.7		)
Capitalized Improvements and Other	0.1				0.2
Cost of Real Estate Sold	(0.2		)		(0.3		)
Land Inventory Ending Balance	86.4				86.0
Long-Term Finance Receivables (net of allowances of $0.6 and $0.6)	1.4				2.0
Other	3.3				3.3
Total Real Estate Assets		$91.1				$91.3

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- Definition

A table of investments, shown as a text block.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Article 6

-Section 10

-Paragraph (c)

-Subparagraph (1)

+ Details

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- Details

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