Summary of Significant Accounting Policies (Details) (USD $)	12 Months Ended			1 Months Ended	12 Months Ended	1 Months Ended					12 Months Ended
	Dec. 31, 2012 Segment	Dec. 31, 2011	Dec. 31, 2010	Jun. 30, 2008 Restricted Stock Grants [Member]	Dec. 31, 2012 Restricted Stock Grants [Member]	Jun. 30, 2008 Restricted Stock Grants [Member] Executive Officers and Employees [Member]	Dec. 31, 2009 Restricted Stock Grants [Member] Directors [Member]	Sep. 30, 2008 Restricted Stock Grants [Member] Directors [Member]	Feb. 28, 2011 Restricted Stock Grants [Member] Executive Officers, Directors and Employees [Member]	Mar. 31, 2012 Restricted Stock Grants [Member] Employee [Member]	Dec. 31, 2012 Buildings [Member]	Dec. 31, 2012 Machinery and Equipment [Member] Minimum [Member]	Dec. 31, 2012 Machinery and Equipment [Member] Maximum [Member]	Dec. 31, 2012 Office Furniture and Fixtures [Member]	Dec. 31, 2012 Telos ID [Member]	Dec. 31, 2012 Teloworks [Member]
Business Acquisition [Line Items]
Percentage of ownership (in hundredths)															60.00%	100.00%
Segment Reporting [Abstract]
Number of reportable segments	1
Number of business lines	3
Inventories [Abstract]
Gross inventory	$ 10,700,000	$ 15,000,000
Allowance for Obsolescent Inventory [Roll Forward]
Balance Beginning of Year	315,000	319,000	241,000
Additions Charge to Costs and Expense	111,000	51,000	78,000
Deductions	(10,000)	(55,000)	0
Balance End of Year	416,000	315,000	319,000
Property, Plant and Equipment [Line Items]
Property, and equipment, useful lives											20 years	3 years	5 years	5 years
Depreciation and amortization, including capital leases	1,600,000	1,600,000	1,600,000
Goodwill and other intangible assets [Abstract]
Estimated useful life of intangible asset	5 years
Restricted Stock Grants [Abstract]
Restricted stock issued during the period (in shares)				4,774,273			80,000	480,000	2,330,804	10,000
Additional restricted stock granted during the period (in shares)						7,141,501
Restricted stock vested on date of grant (in hundredths)					25.00%
Restricted stock vest on anniversary of the date of grant (in hundredths)					25.00%
Research and Development [Abstract]
Salary costs associated with research and development	1,200,000	1,000,000	800,000
Comprehensive Income [Abstract]
Foreign currency translation	37,000	18,000	26,000
Gain on pension liability adjustment	$ 109,000	$ 53,000	$ 0