SHORT-TERM BANK INDEBTEDNESS (Details) - Line of Credit. - Secured Debt $ in Millions				12 Months Ended
	Jan. 13, 2016 MXN	Jan. 13, 2016 USD ($)	May. 29, 2015 MXN	Dec. 31, 2015 MXN	Dec. 31, 2015 USD ($)	Jun. 01, 2015 MXN	Jun. 01, 2015 USD ($)	May. 29, 2015 USD ($)
SHORT TERM BANK INDEBTEDNESS
Maximum borrowing amount			MXN 90,000,000			MXN 90,000,000	$ 5.2	$ 5.9
Applicable interest rate (as a percent)			2.50%
Commission fee (as a percent)			1.00%
VAT collected				MXN 34,654,201	$ 2.0
Interest payment				2,903,100
Principal payment				MXN 31,751,101	$ 1.8
Extinguishment of debt	MXN 58,248,899	$ 3.4
TIIE (Interbank Equilibrium Interest Rate)
SHORT TERM BANK INDEBTEDNESS
Interest rate basis			91 day Interbank Equilibrium Interest Rate ("TIIE")