Discontinued Operations and Assets Held for Sale (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Assets
Cash	$ 300	$ 300	$ 300	$ 300
Assets classified as held for sale	20,697		20,697		$ 22,119
Liabilities
Liabilities associated with assets held for sale	6,256		6,256		4,617
Operations
Loss from discontinued operations, net of taxes	(2,786)	(777)	(4,505)	(2,729)
PAR Springer Miller Systems Inc [Member]
Assets
Cash	300		300		300
Accounts receivable - net	2,640		2,640		1,771
Inventories	113		113		0
Other current assets	425		425		574
Property, plant and equipment - net	815		815		986
Goodwill	4,286		4,286		6,116
Intangible assets - net	12,118		12,118		12,372
Assets classified as held for sale	20,697		20,697		22,119
Liabilities
Accounts Payable	237		237		417
Accrued salaries and benefits	432		432		703
Accrued expenses	716		716		87
Customer Deposits	1,101		1,101		1,103
Deferred service revenue	3,770		3,770		2,307
Liabilities associated with assets held for sale	6,256		6,256		$ 4,617
Operations
Total revenues	4,267	3,670	13,037	11,655
Loss from discontinued operations before income taxes	(3,796)	(1,496)	(6,505)	(4,143)
Benefit from income taxes	1,010	719	2,000	1,414
Loss from discontinued operations, net of taxes	$ (2,786)	$ (777)	(4,505)	$ (2,729)
Impairment charge			$ 1,800