XML 70 R47.htm IDEA: XBRL DOCUMENT

Operating Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Disclosure of other operating expense [text block] [Abstract]

Schedule of operating expenses

For the years ended December 31,		2021			2020			2019
Compensation and employee benefits(a)		$	154,975		$	89,882		$	87,943
Other operating expenses(b)			48,864			57,622			40,332
Cost of sales(c)			30,215			33,370			37,224
Operating expenses		$	234,054		$	180,874		$	165,499

Schedule of cost of equipment sales included in the cost of sales

For the years ended December 31,		2021			2020			2019
Cost of equipment sale		$	6,210		$	10,416		$	7,003