Selected Quarterly Financial Data (Unaudited) (Tables)

12 Months Ended

Dec. 31, 2014

Selected Quarterly Financial Information [Abstract]

Schedule of Quarterly Financial Information [Table Text Block]

The following are selected quarterly financial data for the years ended December 31, 2014 and 2013:

	Quarter Ended (000’s Except Share Amounts)
	March 31,		June 30,		September 30,		December 31,
	2014		2014		2014		2014
Revenues	$	7,045	$	7,694	$	7,704	$	6,762
Gross profit		3,796		3,891		3,970		3,482
Income from operations		1,168		1,320		1,244		958
Net income and comprehensive income		756		857		917		676
Basic net income per share		0.14		0.16		0.17		0.13
Diluted net income per share		0.14		0.16		0.17		0.13

	Quarter Ended (000’s Except Share Amounts)
	March 31,		June 30,		September 30,		December 31,
	2013		2013		2013		2013
Revenues	$	6,432	$	6,899	$	7,055	$	6,484
Gross profit		3,487		4,079		4,176		3,652
Income from operations		1,202		1,732		1,739		1,033
Net income and comprehensive income		822		1,063		1,052		868
Basic net income per share		0.16		0.20		0.20		0.16
Diluted net income per share		0.16		0.20		0.20		0.16