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POST-RETIREMENT BENEFITS (Tables)
 12 Months Ended
Dec. 31, 2018
Employee Benefits [Abstract]  
Post-employment amounts
The table below outlines where the Company’s post-employment amounts and activity are included in the financial statements: 
For the years ended December 31
2018

2017

Balance sheet obligations for:
 
 
Defined pension benefits

$36


$42

Other post-retirement benefits
6

6

Liability in the balance sheet

$42


$48

Income statement charge included income statement for:
 
 
Defined pension benefits

$1


$1

Other post-retirement benefits
—

—

 

$1


$1

Measurements for:
 
 
Defined pension benefits

($4
)

$23

Other post-retirement benefits
—

—

 

($4
)

$23

The weighted average duration of the defined benefit obligation is 14 years (2017: 10 years).
 
 
Less than a year

Between 1-2 years

Between 2-5 years

Over 5 years

Total

Pension benefits

$14


$14


$39


$200


$267

Other post-retirement benefits
1

1

2

5

9

At December 31, 2017

$15


$15


$41


$205


$276

Pension benefits
7

7

22

139

175

Other post-retirement benefits
1

1

2

5

9

At December 31, 2018

$8


$8


$24


$144


$184

The amounts recognized in the balance sheet are determined as follows:
For the years ended December 31
2018

2017

Present value of funded obligations

$57


$122

Fair value of plan assets
(65
)
(134
)
(Surplus) deficit of funded plans

($8
)

($12
)
Present value of unfunded obligations
44

54

Total deficit of defined benefit pension plans

$36


$42

Impact of minimum funding requirement/asset ceiling
—

—

Liability in the balance sheet

$36


$42
Significant actuarial assumptions
The significant actuarial assumptions were as follows:
As at December 31
Pension Plans 2018
Other Post-Retirement Benefits 2018

Pension Plans 2017
Other Post-Retirement Benefits 2017

Discount rate
3.75-4.65%
4.45
%
2.90-3.95%
3.75
%