Goodwill and Intangible Assets

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Intangible Assets [Text Block]

GOODWILL AND INTANGIBLE ASSETS

As a result of completing the sale of U.S. Water Services on March 26, 2019, there was no goodwill recorded as of June 30, 2019 ($148.5 million at December 31, 2018).

The balance of intangible assets, net, as of June 30, 2019, is as follows:

	December 31, 2018		Amortization	Other (b)	June 30, 2019
Millions
Intangible Assets
Definite-Lived Intangible Assets
Customer Relationships		$50.7	$(1.1)	$(49.6)	—
Developed Technology and Other (a)	7.5		(0.3)	(6.1)		$1.1
Total Definite-Lived Intangible Assets	58.2		(1.4)	(55.7)	1.1
Indefinite-Lived Intangible Assets
Trademarks and Trade Names	16.6		n/a	(16.6)	—
Total Intangible Assets		$74.8	$(1.4)	$(72.3)		$1.1

(a) Developed Technology and Other includes patents, non-compete agreements, land easements and trade names with finite lives.

(b) On March 26, 2019, ALLETE completed the sale of U.S. Water Services which resulted in the removal of the related intangible assets from the Consolidated Balance Sheet.

Amortization expense for intangible assets was $1.4 million for the six months ended June 30, 2019 ($2.7 million for the six months ended June 30, 2018). The remaining definite-lived intangible assets will continue to be amortized ratably through 2028.