Schedule II

12 Months Ended

Dec. 31, 2015

Valuation and Qualifying Accounts [Abstract]

Schedule II [Text Block]

Schedule II

ALLETE

Valuation and Qualifying Accounts and Reserves

	Balance at Beginning of Period		Additions			Deductions from Reserves (a)		Balance at End of Period
			Charged to Income		Other Charges
Millions
Reserve Deducted from Related Assets
Reserve For Uncollectible Accounts
2013 Trade Accounts Receivable		$1.0		$1.3	—		$1.2		$1.1
Finance Receivables – Long-Term		$0.6	—		—	—			$0.6
2014 Trade Accounts Receivable		$1.1		$1.8	—		$1.8		$1.1
Finance Receivables – Long-Term		$0.6	—		—	—			$0.6
2015 Trade Accounts Receivable		$1.1		$1.6	—		$1.7		$1.0
Finance Receivables – Long-Term		$0.6	—		—	—			$0.6
Deferred Asset Valuation Allowance
2013 Deferred Tax Assets		$2.4	$5.6		—	—			$8.0
2014 Deferred Tax Assets		$8.0	$14.1		—	—			$22.1
2015 Deferred Tax Assets		$22.1		$9.5	—	—			$31.6

(a) Includes uncollectible accounts written off.