Long-term Debt and Capital Lease Obligations (Details Textual) (USD $)	1 Months Ended			1 Months Ended		0 Months Ended	3 Months Ended		1 Months Ended			3 Months Ended	0 Months Ended
	Jan. 30, 2012 Crediamigo [Member]	Jan. 30, 2012 Crediamigo [Member] Maximum [Member]	Jan. 30, 2012 Crediamigo [Member] Minimum [Member]	Jan. 30, 2012 Crediamigo [Member] Secured foreign currency line of credit up to $3,800 due 2014 [Member]	Jan. 30, 2012 Crediamigo [Member] 15% secured notes due 2015 [Member]	May 10, 2011 New Senior Secured Credit Agreement [Member] banks	Dec. 31, 2012 New Senior Secured Credit Agreement [Member] Maximum [Member]	Dec. 31, 2012 New Senior Secured Credit Agreement [Member] Minimum [Member]	Jan. 30, 2012 Foreign Line of Credit [Member] Crediamigo [Member] Secured foreign currency line of credit up to $3,800 due 2014 [Member]	Jan. 30, 2012 Foreign Line of Credit [Member] Crediamigo [Member] Secured foreign currency line of credit up to $19,000 due 2015 [Member]	Dec. 31, 2012 Revolving Credit Facility [Member] Consumer loans facility due 2017 [Member]	Dec. 31, 2012 Revolving Credit Facility [Member] Consumer loans facility due 2017 [Member] Monthly Payment due Beginning July 2014 [Member]	Jul. 10, 2012 Revolving Credit Facility [Member] Crediamigo [Member] Consumer loans facility due 2017 [Member]	Dec. 31, 2012 Revolving Credit Facility [Member] Crediamigo [Member] Consumer loans facility due 2017 [Member]	Dec. 31, 2012 Non Recourse Debt [Member] 15% secured notes due 2015 [Member]	Sep. 30, 2012 Non Recourse Debt [Member] 15% secured notes due 2015 [Member]	Dec. 31, 2011 Non Recourse Debt [Member] 15% secured notes due 2015 [Member]	Dec. 31, 2012 Non Recourse Debt [Member] Foreign Line of Credit [Member] Secured foreign currency line of credit up to $3,800 due 2014 [Member]	Sep. 30, 2012 Non Recourse Debt [Member] Foreign Line of Credit [Member] Secured foreign currency line of credit up to $3,800 due 2014 [Member]	Dec. 31, 2011 Non Recourse Debt [Member] Foreign Line of Credit [Member] Secured foreign currency line of credit up to $3,800 due 2014 [Member]	Dec. 31, 2012 Non Recourse Debt [Member] Foreign Line of Credit [Member] Secured foreign currency line of credit up to $19,000 due 2015 [Member]	Sep. 30, 2012 Non Recourse Debt [Member] Foreign Line of Credit [Member] Secured foreign currency line of credit up to $19,000 due 2015 [Member]	Dec. 31, 2011 Non Recourse Debt [Member] Foreign Line of Credit [Member] Secured foreign currency line of credit up to $19,000 due 2015 [Member]	Dec. 31, 2012 Non Recourse Debt [Member] Revolving Credit Facility [Member] Consumer loans facility due 2017 [Member]	Sep. 30, 2012 Non Recourse Debt [Member] Revolving Credit Facility [Member] Consumer loans facility due 2017 [Member]	Dec. 31, 2011 Non Recourse Debt [Member] Revolving Credit Facility [Member] Consumer loans facility due 2017 [Member]	Dec. 31, 2012 Mexican Interbank Equilibrium [Member] Revolving Credit Facility [Member] Consumer loans facility due 2017 [Member]
Debt Instrument [Line Items]
Number of banks involved in line of credit facility						5
Maturity period of new credit agreement						4 years
Revolving credit facility						$ 175,000,000												$ 3,800,000			$ 19,000,000
Line of credit potential maximum						225,000,000
Debt repaid and retired						17,500,000
Interest rate description	the Mexican Interbank Equilibrium ("TIIE") plus a margin varying from 6% to 9%					LIBOR plus 200 to 275 basis points or the bank's base rate plus 100 to 175 basis points
Interest rate to the lenders		9.00%	6.00%				2.75%	2.00%																			2.50%
Bank base rate							1.75%	1.00%
Commitment fee description						commitment fee of 37.5 to 50 basis points depending on our leverage ratio calculated at the end of each quarter
Commitment fee on unused amount of credit facility							0.50%	0.375%
Ownership percentage interest	60.00%
Frequency of periodic payment					monthly payments				monthly payments	monthly payments
Monthly payment				100,000	100,000					800,000
Interest rate of notes					15.00%										15.00%
Expiration period													2 years
Potential additional borrowing capacity														115,500,000
Long-term Debt															4,390,000	4,488,000	0	2,256,000	2,629,000	0	14,146,000	16,073,000	0	32,338,000	32,679,000	0
Line of credit, interest rate											7.30%
Periodic payment												$ 900,000