Basis of Presentation and Liquidity (Details) (USD $)	3 Months Ended		9 Months Ended									0 Months Ended
	Sep. 30, 2013 country	Sep. 30, 2012	Sep. 30, 2013 segment enterprise country	Sep. 30, 2012	Dec. 31, 2012	Dec. 31, 2011	Sep. 30, 2013 Comerica Term Loan [Member]	Sep. 30, 2013 Senior secured revolving loan facility [Member] Comerica Bank [Member]	Oct. 02, 2012 Senior secured revolving loan facility [Member] Comerica Bank [Member]	Sep. 30, 2013 Senior secured term loan facility [Member] Comerica Term Loan [Member] Comerica Bank [Member]	Dec. 31, 2012 Senior secured term loan facility [Member] Comerica Term Loan [Member] Comerica Bank [Member]	Oct. 17, 2013 Subsequent Event [Member] Comerica Term Loan [Member]	Oct. 17, 2013 Subsequent Event [Member] Escalate Term Loan [Member]	Oct. 17, 2013 Subsequent Event [Member] Senior secured revolving loan facility [Member]	Oct. 17, 2013 Subsequent Event [Member] Senior secured term loan facility [Member]	Sep. 30, 2013 Secured Debt [Member] Comerica Term Loan [Member] Comerica Bank [Member]	Oct. 02, 2012 Secured Debt [Member] Comerica Term Loan [Member] Comerica Bank [Member]	Sep. 30, 2013 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Dec. 31, 2012 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]	Oct. 02, 2012 Promissory Note [Member] Promissory Note with Stockholder Representative [Member]
Organization, Presentation and Liquidity [Line Items]
Revolving loan facility, maximum borrowing capacity									$ 3,000,000.0					$ 2,000,000	$ 11,000,000
Number of different enterprises to which company delivers service (more than)			1,000
Number of countries in which company operates	96		96
Number of operating segments			1
Cash	2,051,000	1,650,000	2,051,000	1,650,000	2,218,000	1,818,000
Working capital	51,000		51,000
Restricted cash	242,000		242,000
Net loss	(551,000)	(592,000)	(2,686,000)	(172,000)
Net cash provided by operating activities			1,812,000	707,000
Current portion of long-term debt	917,000		917,000		1,397,000		917,000
Loans payable										2,000,000	2,000,000
Revolving loan facility, unused borrowing capacity								1,500,000
Net payments on revolving loan facility			(780,000)	0										193,000	9,000,000
Repayments of long-term debt												2,000,000	6,500,000
Stated interest rate percentage														8.00%	12.00%					8.00%
Debt Instrument, Face Amount																2,000,000	2,000,000			2,330,000
Notes Payable																		$ 2,088,000	$ 2,328,000