GOODWILL AND INTANGIBLE ASSETS, NET (Intangible Assets Components and Amortization Expense Recognized) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Gross carrying amount	$ 175,335	$ 109,030
Accumulated amortization	(74,192)	(57,055)
Net  carrying amount	101,143	51,975
Amortization of purchased intangibles	$ 17,646	$ 12,340	$ 9,914
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted average life at acquisition (in years)	10 years	9 years
Gross carrying amount	$ 156,118	$ 94,169
Accumulated amortization	(64,441)	(49,415)
Net  carrying amount	91,677	44,754
Amortization of purchased intangibles	$ 15,399	$ 10,478	8,743
Trade names
Finite-Lived Intangible Assets [Line Items]
Weighted average life at acquisition (in years)	6 years	5 years
Gross carrying amount	$ 10,933	$ 6,495
Accumulated amortization	(6,086)	(5,273)
Net  carrying amount	4,847	1,222
Amortization of purchased intangibles	$ 842	$ 495	447
Software
Finite-Lived Intangible Assets [Line Items]
Weighted average life at acquisition (in years)	6 years	6 years
Gross carrying amount	$ 6,223	$ 6,309
Accumulated amortization	(2,639)	(1,633)
Net  carrying amount	3,584	4,676
Amortization of purchased intangibles	$ 1,114	$ 1,068	486
Contract royalties
Finite-Lived Intangible Assets [Line Items]
Weighted average life at acquisition (in years)	8 years	8 years
Gross carrying amount	$ 1,900	$ 1,900
Accumulated amortization	(910)	(673)
Net  carrying amount	990	1,227
Amortization of purchased intangibles	$ 238	$ 238	238
Assembled workforce
Finite-Lived Intangible Assets [Line Items]
Weighted average life at acquisition (in years)	3 years	3 years
Gross carrying amount	$ 161	$ 157
Accumulated amortization	(116)	(61)
Net  carrying amount	45	96
Amortization of purchased intangibles	$ 53	$ 61	$ 0