DEFERRED CONTRACT COSTS (Tables)

6 Months Ended

Jun. 30, 2019

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

Schedule of Impairment of Deferred Contract Costs

(in thousands)	June 30, 2019		December 31, 2018
Deferred contract costs (1)	$	64,809	$	64,367

⁽¹⁾ Included in other long-term assets.

Schedule of amortization of deferred contract costs

	Three Months Ended   June 30,				Six Months Ended   June 30,
(in thousands)	2019		2018		2019		2018
Amortization of deferred contract costs (1)	$	5,878	$	3,809	$	14,179	$	7,598

⁽¹⁾ Included in selling and marketing expenses.