Property, Plant and Equipment

9 Months Ended

Sep. 30, 2016

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment

16.  Property, plant and equipment

As at September 30, 2016		Cost		Accumulated depreciation		Net book value
Land and improvements	$	366,504	$	(60,194)	$	306,310
Buildings		260,472		(90,582)		169,890
Yard and automotive equipment		58,574		(39,941)		18,633
Computer software and equipment		65,205		(57,682)		7,523
Office equipment		23,249		(16,839)		6,410
Leasehold improvements		22,000		(13,780)		8,220
Assets under development		11,648		-		11,648
	$	807,652	$	(279,018)	$	528,634

As at December 31, 2015		Cost		Accumulated depreciation		Net book value
Land and improvements	$	356,905	$	(54,551)	$	302,354
Buildings		254,760		(82,100)		172,660
Yard and automotive equipment		59,957		(38,848)		21,109
Computer software and equipment		60,586		(50,754)		9,832
Office equipment		22,432		(15,660)		6,772
Leasehold improvements		20,893		(12,160)		8,733
Assets under development		7,131		-		7,131
	$	782,664	$	(254,073)	$	528,591