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SUPPLEMENTARY CASH FLOWS INFORMATION
 12 Months Ended
Mar. 31, 2018
Cash Flow Statement [Abstract]  
SUPPLEMENTARY CASH FLOWS INFORMATION
SUPPLEMENTARY CASH FLOWS INFORMATION
Changes in non-cash working capital are as follows:
 
 
2018

 
2017

Cash provided by (used in) non-cash working capital:
 
 

 
 

Accounts receivable
 
$
0.3

 
$
(35.9
)
Contracts in progress: assets
 
(58.5
)
 
(3.7
)
Inventories
 
2.2

 
(55.5
)
Prepayments
 
19.7

 
1.2

Income taxes recoverable
 
(6.5
)
 
4.4

Accounts payable and accrued liabilities
 
(58.2
)
 
16.2

Provisions
 
(21.0
)
 
(2.1
)
Income taxes payable
 
11.1

 
(1.0
)
Deferred revenue
 
99.0

 
79.2

Contracts in progress: liabilities
 
(31.2
)
 
26.3

Changes in non-cash working capital
 
$
(43.1
)
 
$
29.1