Rental Equipment, net (Tables)

6 Months Ended

Jun. 30, 2019

Rental Equipment [Abstract]

Rental Equipment [Table Text Block]

	June 30 2019		December 31 2018
In thousands
Rental equipment	$	7,104	$	7,109
Less accumulated depreciation		6,011		5,799
Net rental equipment	$	1,093	$	1,310