PROPERTY, PLANT AND EQUIPMENT



														Assets
							Machinery							under			Assets
	Buildings							and						finance			under
(amounts in millions)		and land		Simulators			equipment				Aircraft			lease		construction				Total
Net book value as at March 31, 2018	$	226.7		$	1,185.9		$	50.3		$	55.4		$	121.2		$	164.4		$	1,803.9
Additions		27.3			10.3			16.9			2.5			—			194.8			251.8
Additions – business combinations (Note 3)		0.2			70.4			0.5			0.3			103.4			0.4			175.2
Additions – monetization of royalties (Note 4)		—			46.0			—			—			—			—			46.0
Disposals		—			(1.3	)		—			(0.2	)		—			—			(1.5	)
Depreciation		(16.8	)		(83.1	)		(17.3	)		(4.5	)		(15.9	)		—			(137.6	)
Impairment		—			(4.9	)		—			—			—			—			(4.9	)
Transfers and others		4.4			232.3			1.2			—			(6.2	)		(212.8	)		18.9
Foreign currency exchange differences		(0.1	)		(5.3	)		(0.1	)		1.3			3.5			(1.8	)		(2.5	)
Net book value as at March 31, 2019	$	241.7		$	1,450.3		$	51.5		$	54.8		$	206.0		$	145.0		$	2,149.3
Impact of adopting IFRS 16 (Note 2)		—			—			—			—			(206.0	)		—			(206.0	)
Net book value as at April 1, 2019	$	241.7		$	1,450.3		$	51.5		$	54.8		$	—		$	145.0		$	1,943.3
Additions		31.0			27.3			13.9			11.3			—			207.1			290.6
Additions – business combinations (Note 3)		0.1			—			0.1			0.6			—			—			0.8
Disposals		(0.1	)		(0.5	)		—			(0.1	)		—			—			(0.7	)
Depreciation		(17.7	)		(105.0	)		(17.9	)		(5.0	)		—			—			(145.6	)
Impairment		—			(1.8	)		—			—			—			—			(1.8	)
Transfers and others		2.2			155.0			2.8			4.6			—			(151.6	)		13.0
Foreign currency exchange differences		5.6			44.0			1.0			3.1			—			0.7			54.4
Net book value as at March 31, 2020	$	262.8		$	1,569.3		$	51.4		$	69.3		$	—		$	201.2		$	2,154.0



														Assets
							Machinery							under			Assets
	Buildings							and						finance			under
(amounts in millions)		and land		Simulators			equipment				Aircraft			lease		construction			Total
Cost	$	455.4		$	2,005.0		$	221.1		$	67.0		$	345.7		$	145.0	$	3,239.2
Accumulated depreciation and impairment		(213.7	)		(554.7	)		(169.6	)		(12.2	)		(139.7	)		—		(1,089.9	)
Net book value as at March 31, 2019	$	241.7		$	1,450.3		$	51.5		$	54.8		$	206.0		$	145.0	$	2,149.3
Impact of adopting IFRS 16 (Note 2)		—			—			—			—			(206.0	)		—		(206.0	)
Net book value as at April 1, 2019	$	241.7		$	1,450.3		$	51.5		$	54.8		$	—		$	145.0	$	1,943.3
Cost	$	490.0		$	2,191.1		$	203.1		$	82.2		$	—		$	201.2	$	3,167.6
Accumulated depreciation and impairment		(227.2	)		(621.8	)		(151.7	)		(12.9	)		—			—		(1,013.6	)
Net book value as at March 31, 2020	$	262.8		$	1,569.3		$	51.4		$	69.3		$	—		$	201.2	$	2,154.0

During the year ended March 31, 2020, depreciation of $142.8 million (2019 – $134.9 million) has been recorded in cost of sales, $0.8 million (2019 – $0.7 million) in research and development expenses and $2.0 million (2019 – $2.0 million) in selling, general and administrative expenses.