FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Mar. 31, 2017

Fair Value Disclosures [Abstract]

Schedule of assets and liabilities measured at fair value on a recurring basis

	Level 1		Level 2		Level 3		Total
March 31, 2017:
Foreign currency contracts (note 8)	$	—	$	77	$	—	$	77
Asset retirement obligations(1)		—		—		2,861		2,861
December 31, 2016:
Foreign currency contracts (note 8)		—		195		—		195
Asset retirement obligations(1)		—		—		2,810		2,810

⁽¹⁾ We calculate the fair value of asset retirement obligations by discounting the estimated amount using the current Treasury bill rate adjusted for our credit non-performance. The balance is included in “Other long-term liabilities,” in the accompanying consolidated balance sheets.

Schedule of changes in asset retirement obligations

Balance, January 1, 2017	$	2,810
Accretion		51
Balance, March 31, 2017	$	2,861

Schedule of fair value of term loan and revolving credit facility

	March 31, 2017				December 31, 2016
	Carrying		Fair		Carrying		Fair
	Amount		Value		Amount		Value
Term loan	$	251,003	$	251,317	$	291,000	$	267,700
Revolving credit facility		35,500		35,544		35,500		32,600