DERIVATIVES (NOTIONAL TABLE) (DETAILS) PHP in Thousands, MXN in Thousands, $ in Thousands	Sep. 30, 2017 PHP	Sep. 30, 2017 MXN	Sep. 30, 2017 USD ($)	Dec. 31, 2016 PHP	Dec. 31, 2016 MXN	Dec. 31, 2016 USD ($)
Derivative [Line Items]
Notional Amount			$ 167,100			$ 227,800
Foreign Exchange Forward
Derivative [Line Items]
Notional Amount			323,065			430,509
Foreign Exchange Forward | PHP
Derivative [Line Items]
Notional Amount	PHP 10,490,000		$ 218,413	PHP 14,315,000		301,134
% Maturing in the Next 12 Months	53.20%	53.20%	53.20%
Foreign Exchange Forward | MXN
Derivative [Line Items]
Notional Amount		MXN 1,774,000	$ 104,652		MXN 2,089,000	$ 129,375
% Maturing in the Next 12 Months	37.20%	37.20%	37.20%