Goodwill and intangible assets (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and intangible assets

Schedule of changes in goodwill and intangible assets

			Intangible		Intangible
			assets with an		assets with
(Millions)	Goodwill		indefinite life		a finite life		Total
Net balance at December 31, 2016(1)	$	—	$	5.0	$	—	$	5.0
Additions(2)		400.7		27.0		199.5		627.2
Foreign currency translation(2)		0.3		—		—		0.3
Impairments(2)		—		(5.0)		—		(5.0)
Amortization		—		—		(10.2)		(10.2)
Net balance at December 31, 2017(2)		401.0		27.0		189.3		617.3
Additions(3)		—		3.1		—		3.1
Foreign currency translation(2)		(0.4)		—		—		(0.4)
Impairments(2)		—		(8.0)		—		(8.0)
Amortization(2)		—		—		(15.8)		(15.8)
Net balance at December 31, 2018	$	400.6	$	22.1	$	173.5	$	596.2

(1) Net balance at December 31, 2016 for Intangible assets with an indefinite life relate to insurance licenses allocated to the Runoff & Other segment.

(2) Foreign currency translation, impairments, and amortization in 2017 and 2018 relate to Armada and IMG and are allocated to the Global A&H segment.

(3) Additions in 2018 relate to insurance licenses allocated to the Runoff & Other segment.

Schedule of components of goodwill and intangible assets

	2018
							Foreign
	Gross		Accumulated				currency		Net
(Millions)	balance		amortization		Impairments		translation		balance
Customer relationships – finite life(1)	$	17.0	$	(2.2)	$	—	$	—	$	14.8
Distribution relationships – finite life(1)		151.0		(15.8)		—		—		135.2
Goodwill – infinite life(1)		400.7		—		—		(0.1)		400.6
Insurance licenses – infinite life(2)		8.1		—		—		—		8.1
Technology – finite life(1)		15.5		(4.3)		—		—		11.2
Trade names – finite life(1)		16.0		(3.7)		—		—		12.3
Trade names – infinite life(1)		27.0		—		(13.0)		—		14.0
Net balance at December 31, 2018	$	635.3	$	(26.0)	$	(13.0)	$	(0.1)	$	596.2

(1) Allocated to the Global A&H segment.

(2) Allocated to the Runoff & Other segment.

	2017
							Foreign
	Gross		Accumulated				currency		Net
(Millions)	balance		amortization		Impairments		translation		balance
Customer relationships – finite life(1)	$	17.0	$	(0.8)	$	—	$	—	$	16.2
Distribution relationships – finite life(1)		151.0		(6.2)		—		—		144.8
Goodwill – infinite life(1)		400.7		—		—		0.3		401.0
Insurance licenses – infinite life(2)		5.0		—		—		—		5.0
Technology – finite life(1)		15.5		(1.6)		—		—		13.9
Trade names – finite life(1)		16.0		(1.6)		—		—		14.4
Trade names – infinite life(1)		27.0		—		(5.0)		—		22.0
Net balance at December 31, 2017	$	632.2	$	(10.2)	$	(5.0)	$	0.3	$	617.3

(1) Allocated to the Global A&H segment.

(2) Allocated to the Runoff & Other segment.

Schedule of remaining amortization expense

(Millions)
2019	$	15.8
2020		15.8
2021		15.8
2022		14.6
2023		13.8
2024 and thereafter		97.7
Total remaining amortization expense	$	173.5