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Schedule II - Valuation and Qualifying Accounts
 12 Months Ended
Dec. 31, 2016
Valuation and Qualifying Accounts [Abstract]  
Valuation and Qualifying Accounts
Schedule II – Valuation and Qualifying Accounts
(in millions of Canadian dollars)
Beginning balance at January 1

Additions charged to expenses

Payments and other reductions

Impact of FX

Ending
balance at December 31

Accruals for legal, personal injury and casualty-related claims(1)
2014
$
153

$
32

$
(38
)
$
3

$
150

2015
$
150

$
79

$
(102
)
$
6

$
133

2016
$
133

$
67

$
(71
)
$
1

$
130

Environmental liabilities
2014
$
90

$
4

$
(9
)
$
6

$
91

2015
$
91

$
7

$
(17
)
$
12

$
93

2016
$
93

$
6

$
(12
)
$
(2
)
$
85

(1) Includes WCB, FELA, occupational, foreign car damage and property & lading damage claims.