Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2019

Supplemental Cash Flow Information [Abstract]

Schedule of Net Changes in Operating Assets and Liabilities

Three months ended March 31,		2019		2018
Trade and other receivables	$	(91,605)	$	(90,077)
Inventory		37,135		3,090
Advances against auction contracts		(1,041)		(223)
Prepaid expenses and deposits		(492)		(3,443)
Income taxes receivable		(1,458)		1,903
Auction proceeds payable		120,036		103,390
Trade and other payables		(36,887)		8,202
Income taxes payable		1,496		920
Share unit liabilities		-		1,192
Other		221		311
Net changes in operating
assets and liabilities	$	27,405	$	25,265

Schedule of Supplemental Cash Flow

Three months ended March 31,		2019		2018
Interest paid, net of interest capitalized	$	16,521	$	16,877
Interest received		855		392
Net income taxes paid		6,339		1,265
Non-cash purchase of property, plant
and equipment under capital lease	$	2,564	$	573

Schedule of Cash, Cash Equivalents and Restricted Cash

		March 31,		December 31,
		2019		2018
Cash and cash equivalents	$	266,491	$	237,744
Restricted cash		56,743		67,823
Cash, cash equivalents, and restricted cash	$	323,234	$	305,567