Rental Equipment	9 Months Ended
	Sep. 30, 2021
Property, Plant and Equipment [Abstract]
Rental Equipment	Rental EquipmentRental equipment is shown net of accumulated depreciation of $20.8 million and $18.0 million at September 30, 2021 and December 31, 2020, respectively. The Company recognized depreciation expense of $2.1 million and $2.3 million for the three months ended September 30, 2021 and 2020, respectively and $6.6 million and $7.5 million for the nine months ended September 30, 2021 and 2020, respectively.