BASIS OF PRESENTATION - Recently Adopted Accounting Pronouncements (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred income taxes	$ 260,280	$ 259,203
Other long-term assets	$ 28,466	30,005
Accounting Standards Update 2015-17
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Current deferred income taxes		(12,900)
Deferred income taxes		12,800
Other long-term assets		$ 100