LEASES (Lease Cost) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Lessee, Lease, Description [Line Items]
Total operating lease costs	$ 9,081	$ 9,673	$ 27,340	$ 25,604
Cost of revenues
Lessee, Lease, Description [Line Items]
Total operating lease costs	2,439	2,717	7,848	7,446
Software development
Lessee, Lease, Description [Line Items]
Total operating lease costs	1,998	1,910	5,895	4,913
Selling and marketing (excluding customer base amortization)
Lessee, Lease, Description [Line Items]
Total operating lease costs	3,175	3,452	9,219	8,876
General and administrative
Lessee, Lease, Description [Line Items]
Total operating lease costs	$ 1,469	$ 1,594	$ 4,378	$ 4,369