INTANGIBLE ASSETS (Tables)

12 Months Ended

Mar. 31, 2021


			Capitalized						ERP and			Other
(amounts in millions)	Goodwill		development		Customer				other		intangible
	(Note 29)			costs	relationships		Licenses		software			assets		Total
Net book value as at March 31, 2019	$	1,067.7	$	210.6	$	322.8	$	324.4	$	70.7	$	31.7	$	2,027.9
Additions – internal development		—		86.2		—		—		12.0		—		98.2
Additions – acquired separately		—		—		—		1.8		—		0.6		2.4
Additions – business combinations (Note 4)		20.1		5.8		13.0		(7.0)		—		—		31.9


Amortization		—		(39.6)		(34.7)		(12.8)		(14.1)		(4.9)		(106.1)
Impairment		(37.5)		(3.2)		—		—		—		—		(40.7)
Transfers and others		—		(11.1)		2.9		(2.7)		4.1		—		(6.8)
Foreign currency exchange differences		35.0		0.8		8.0		5.0		0.3		0.6		49.7
Net book value as at March 31, 2020	$	1,085.3	$	249.5	$	312.0	$	308.7	$	73.0	$	28.0	$	2,056.5
Additions – internal development		—		48.6		—		—		6.8		—		55.4
Additions – acquired separately		—		—		—		—		—		0.6		0.6
Additions – business combinations (Note 4)		169.0		—		47.9		—		0.7		2.2		219.8
Amortization		—		(44.6)		(29.7)		(17.6)		(13.4)		(4.0)		(109.3)
Impairment		—		(41.4)		(9.3)		—		—		(1.1)		(51.8)
Transfers and others		—		5.3		(0.9)		(0.9)		(1.4)		0.4		2.5
Foreign currency exchange differences		(81.1)		(1.7)		(22.5)		(10.8)		(0.5)		(1.3)		(117.9)
Net book value as at March 31, 2021	$	1,173.2	$	215.7	$	297.5	$	279.4	$	65.2	$	24.8	$	2,055.8



			Capitalized						ERP and			Other
	Goodwill		development		Customer				other		intangible
	(Note 29)			costs	relationships		Licenses			software		assets		Total
Cost	$	1,122.8	$	454.2	$	486.1	$	326.2	$	213.3	$	98.3	$	2,700.9
Accumulated amortization and impairment		(37.5)		(204.7)		(174.1)		(17.5)		(140.3)		(70.3)		(644.4)
Net book value as at March 31, 2020	$	1,085.3	$	249.5	$	312.0	$	308.7	$	73.0	$	28.0	$	2,056.5
Cost	$	1,210.7	$	433.6	$	482.6	$	313.6	$	215.6	$	94.6	$	2,750.7
Accumulated amortization and impairment		(37.5)		(217.9)		(185.1)		(34.2)		(150.4)		(69.8)		(694.9)
Net book value as at March 31, 2021	$	1,173.2	$	215.7	$	297.5	$	279.4	$	65.2	$	24.8	$	2,055.8

The carrying amount of goodwill allocated to the Company's CGUs per operating segment is as follows:


Civil Aviation			Defence
Training Solutions			and Security		Healthcare			Total
Net book value as at March 31, 2019	$	630.6	$	290.8	$	146.3	$	1,067.7
Business combinations (Note 4)		19.2		—		0.9		20.1
Impairment		—		—		(37.5)		(37.5)
Foreign currency exchange differences		17.5		9.9		7.6		35.0
Net book value as at March 31, 2020	$	667.3	$	300.7	$	117.3	$	1,085.3
Business combinations (Note 4)		169.0		—		—		169.0

Foreign currency exchange differences		(47.1)		(21.4)		(12.6)		(81.1)
Net book value as at March 31, 2021	$	789.2	$	279.3	$	104.7	$	1,173.2