DEFERRED CONTRACT COSTS (Tables)

3 Months Ended

Mar. 31, 2019

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Schedule of Impairment of Deferred Contract Costs

(in thousands)	March 31, 2019		December 31, 2018
Deferred contract costs (1)	$	64,869	$	64,367

⁽¹⁾ Included in other long-term assets.

Schedule of amortization of deferred contract costs

	Three Months Ended   March 31,
(in thousands)	2019		2018
Amortization of deferred contract costs (1)	$	8,301	$	3,789

⁽¹⁾Included in selling and marketing expenses.