OTHER BALANCE SHEET INFORMATION - Other Current Assets (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Other current assets:
Deferred tax assets	$ 18,119	$ 11,707
Prepaid current assets	21,474	28,435
Reinsurance receivable	9,447	9,113
VAT asset	21,596	21,683
Other	17,111	25,608
Total	$ 87,747	$ 96,546