INTANGIBLE ASSETS



				Capitalized									ERP and							Other
(amounts in millions)				development			Customer						other						intangible
	Goodwill				costs		relationships			Licenses			software			Technology				assets			Total
Net book value at March 31, 2017	$	560.0		$	168.2		$	106.3		$	—		$	65.8		$	12.0		$	31.7		$	944.0
Additions – internal development		—			32.5			—			—			14.8			—			—			47.3
Acquisition of subsidiaries (Note 3)		57.6			—			61.6			—			0.3			—			—			119.5
Disposal and remeasurement of
interest in investment		(10.9	)		—			—			—			—			—			—			(10.9	)
Amortization		—			(25.8	)		(20.0	)		—			(16.2	)		(2.5	)		(3.8	)		(68.3	)
Transfers and others		—			(1.0	)		(0.1	)		—			0.3			—			(1.1	)		(1.9	)
Exchange differences		18.8			(0.2	)		6.7			—			(0.1	)		(0.3	)		1.0			25.9
Net book value at March 31, 2018	$	625.5		$	173.7		$	154.5		$	—		$	64.9		$	9.2		$	27.8		$	1,055.6
Additions – internal development		—			69.4			—			—			17.2			—			—			86.6
Additions – through the monetization
of royalties (Note 30)		—			—			—			156.7			—			—			—			156.7
Acquisition of subsidiaries (Note 3)		443.0			7.6			191.4			169.5			—			—			—			811.5
Amortization		—			(30.5	)		(22.4	)		(2.3	)		(14.3	)		(2.0	)		(3.4	)		(74.9	)
Transfers and others		—			(10.0	)		—			—			2.7			(0.1	)		0.6			(6.8	)
Exchange differences		(0.8	)		0.4			(0.7	)		0.5			0.2			0.2			(0.6	)		(0.8	)
Net book value at March 31, 2019	$	1,067.7		$	210.6		$	322.8		$	324.4		$	70.7		$	7.3		$	24.4		$	2,027.9




			Capitalized									ERP and							Other
			development			Customer						other						intangible
	Goodwill			costs		relationships			Licenses				software		Technology				assets			Total
Cost	$	625.5	$	306.8		$	273.8		$	—		$	186.2		$	49.7		$	54.4		$	1,496.4
Accumulated amortization		—		(133.1	)		(119.3	)		—			(121.3	)		(40.5	)		(26.6	)		(440.8	)
Net book value at March 31, 2018	$	625.5	$	173.7		$	154.5		$	—		$	64.9		$	9.2		$	27.8		$	1,055.6
Cost	$	1,067.7	$	375.0		$	460.9		$	326.7		$	208.8		$	50.5		$	53.6		$	2,543.2
Accumulated amortization		—		(164.4	)		(138.1	)		(2.3	)		(138.1	)		(43.2	)		(29.2	)		(515.3	)
Net book value at March 31, 2019	$	1,067.7	$	210.6		$	322.8		$	324.4		$	70.7		$	7.3		$	24.4		$	2,027.9

For the year ended March 31, 2019, amortization of $43.7 million (2018 – $41.8 million) has been recorded in cost of sales, $29.4 million (2018 – $25.0 million) in research and development expenses and $1.8 million (2018 – $1.5 million) in selling, general and administrative expenses.

As at March 31, 2019, the average remaining amortization period for the capitalized development costs is 5.2 years (2018 – 5.1 years).

The categories of capitalized development costs and ERP and other software both primarily consist of internally generated intangible

assets.

The Company has no indefinite life intangible assets other than goodwill.