Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2019

Accounting Policies [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

In thousands	2019		2018
Balance at beginning of year	$	1,797	$	235
Provisions		(97)		1,562
Write-offs		(957)		-
Balance at end of year	$	743	$	1,797

Schedule Of Property Plant And Equipment Estimated Usefu lLife [Table Text Block]

	Years
Indoor rental equipment	10
Outdoor rental equipment	15
Machinery, fixtures and equipment	5 – 15
Leaseholds and improvements	7