Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2015

Accounting Policies [Abstract]

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

		2015		2014
Balance at beginning of year	$	168	$	86
Provisions		437		841
Deductions		(46)		(759)
Balance at end of year	$	559	$	168

Schedule Of Property Plant And Equipment Estimated Useful Life [Table Text Block]

	Years
Indoor rental equipment	5 – 10
Outdoor rental equipment	15
Buildings and improvements	10 – 39
Machinery, fixtures and equipment	3 – 15
Leaseholds and improvements	3