LEASES (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2019 USD ($)	Sep. 30, 2019 USD ($)
Lessee, Lease, Description [Line Items]
Operating Lease, Weighted Average Remaining Lease Term	6 years 3 months 18 days	6 years 3 months 18 days
Lease, Cost	$ 6,290	$ 18,725
Operating Lease, Payments	4,528	13,761
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	$ 1,550	$ 16,223
Operating Lease, Weighted Average Discount Rate, Percent	3.60%	3.60%
Leases, Operating [Abstract]
Operating Lease, Right-of-Use Asset	$ 53,732	$ 53,732
Operating Lease, Liability, Current	13,958	13,958
Operating Lease, Liability, Noncurrent	40,285	40,285
Operating Lease Liabilities, Payments Due [Abstract]
2019	4,014	4,014
2020	14,680	14,680
2021	11,169	11,169
2022	8,473	8,473
2023	6,902	6,902
After 2023	16,016	16,016
Total lease payments	61,254	61,254
Less: Imputed interest	(7,011)	(7,011)
Operating lease liabilities	$ 54,243	$ 54,243
Minimum [Member]
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Renewal Term	1 year	1 year
Maximum
Lessee, Lease, Description [Line Items]
Lessee, Operating Lease, Renewal Term	11 years	11 years