Stock Based Compensation (Tables)

3 Months Ended

Mar. 31, 2015

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Stock Based Compensation Expense

The following table reflects the statements of income line items for stock based compensation expense for the periods stated:

	For the Three Months Ended March 31,
Operating Expense Category	2015		2014
	(Dollars in thousands)
Cost of revenue	$	34	$	81
Service, rental and maintenance	29		39
Selling and marketing	51		131
General and administrative	329		835
Total stock based compensation	$	443	$	1,086