As of

As of

September 30, 2017

December 31, 2016

Accumulated

Net Book

Accumulated

Net Book

Cost

Depreciation

Value

Cost

Depreciation

Value

$

$

$

$

$

$

Rolling stock

3,420

3,195

225

3,251

2,966

285

Enclosures

32,991

6,467

26,524

32,991

5,229

27,762

Machinery and equipment

1,262

669

593

1,262

599

663

Furniture, fixtures and leasehold improvements

119

103

16

119

98

21

Information technology

1,157

1,087

70

1,153

1,036

117

38,949

11,521

27,428

38,776

9,928

28,848