Operating expenses (Tables)

6 Months Ended

Jun. 30, 2022

Operating expenses

Schedule of Direct Operating Expenses

	Three months ended				Six months ended
	June 30,				June 30,
	2022		2021		2022		2021
Employee compensation expenses	$	17,045	$	14,953	$	32,966	$	29,483
Ancillary and logistical service expenses		13,446		14,819		24,201		27,088
Travel, advertising and promotion expenses		7,200		5,299		12,372		9,817
Other costs of services		4,323		3,926		7,636		7,774
Buildings, facilities and technology expenses		3,025		2,304		6,879		5,005
	$	45,039	$	41,301	$	84,054	$	79,167

Schedule of Selling, General and Administrative Expenses

	Three months ended				Six months ended
	June 30,				June 30,
	2022		2021		2022		2021
Wages, salaries and benefits	$	84,301	$	67,932	$	161,787	$	144,889
Share-based compensation expense		13,640		7,540		19,026		11,318
Buildings, facilities and technology expenses		23,327		17,479		43,412		34,822
Travel, advertising and promotion expenses		9,392		6,824		17,366		11,986
Professional fees		7,616		5,202		17,363		10,234
Other selling, general and administrative		6,001		4,583		11,929		10,550
	$	144,277	$	109,560	$	270,883	$	223,799

Schedule Of Acquisition Related Expenses

	Three months ended				Six months ended
	June 30,				June 30,
	2022		2021		2022		2021
SmartEquip:
Share-based continuing employment costs	$	668	$	—	$	1,326	$	—
Other acquisition-related costs		—		—		516		—
Euro Auctions:
Other acquisition-related costs		1,317		—		8,012		—
Rouse:
Share-based continuing employment costs		1,414		2,678		2,887		5,231
Other acquisition-related costs		—		371		295		740
	$	3,399	$	3,049	$	13,036	$	5,971

Schedule of Depreciation and Amortization Expenses

	Three months ended				Six months ended
	June 30,				June 30,
	2022		2021		2022		2021
Depreciation	$	7,889	$	8,345	$	15,636	$	16,182
Amortization		16,409		13,590		32,887		26,823
	$	24,298	$	21,935	$	48,523	$	43,005