DISCONTINUED OPERATIONS - Balance Sheet Disclosures (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Assets
Total current assets	$ 0	$ 79,530
Total non-current assets	0	13,901
Liabilities
Total current liabilities	366	51,952
Total non-current liabilities	0	6,210
Discontinued Operations | RTM
Assets
Cash	0	15,460
Accounts receivable	0	60,333
Prepaid and other current assets	0	3,737
Total current assets	0	79,530
Property and equipment, net	0	6,251
Deferred tax assets, non-current	0	6,080
Other assets, non-current	0	1,570
Total non-current assets	0	13,901
Total assets	0	93,431
Liabilities
Accounts payable	42	5,764
Accrued expenses and other current liabilities	324	39,108
Short-term borrowings	0	7,080
Total current liabilities	366	51,952
Total non-current liabilities	0	6,210
Total liabilities	$ 366	$ 58,162