DERIVATIVE INSTRUMENTS Notional (Details) - Jun. 30, 2017 - Designated as Hedging Instrument - Cash Flow Hedging - Forward Contracts PHP in Thousands, CAD in Thousands, $ in Thousands	USD ($)	PHP	CAD
CAN
Derivative [Line Items]
Derivative, Notional Amount	$ 8,896		CAD 11,800
PHP
Derivative [Line Items]
Derivative, Notional Amount	28,848	PHP 1,475,000
USD
Derivative [Line Items]
Derivative, Notional Amount	$ 37,744