MARKETABLE SECURITIES - Schedule of Securities with Gross Unrealized Losses (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Gross Unrealized Losses
Less Than 12 Months	$ (32,916)	$ (74)
12 Months or Longer	(4,712)	(81)
Total	(37,628)	(155)
Estimated Fair Value
Less Than 12 Months	541,212	10,688
12 Months or Longer	(20,245)	(2,996)
Total	561,457	13,684
Gross Unrealized Losses
Less Than 12 Months	(15,087)	(2,414)
12 Months or Longer	(5,503)	(396)
Total	(20,590)	(2,810)
Estimated Fair Value
Less Than 12 Months	151,532	205,928
12 Months or Longer	(28,125)	(11,317)
Total	179,657	217,245
U.S. government agencies
Gross Unrealized Losses
Less Than 12 Months	(1,277)
12 Months or Longer	0
Total	(1,277)
Estimated Fair Value
Less Than 12 Months	7,826
12 Months or Longer	0
Total	7,826
Gross Unrealized Losses
Less Than 12 Months		(42)
12 Months or Longer		0
Total		(42)
Estimated Fair Value
Less Than 12 Months		9,971
12 Months or Longer		0
Total		9,971
Corporate bonds
Gross Unrealized Losses
Less Than 12 Months	(1,711)	(85)
12 Months or Longer	(182)	0
Total	(1,893)	(85)
Estimated Fair Value
Less Than 12 Months	31,159	11,418
12 Months or Longer	(1,951)	0
Total	33,110	11,418
Mortgage-backed securities
Gross Unrealized Losses
Less Than 12 Months	(11,585)	(37)
12 Months or Longer	(5,321)	0
Total	(16,906)	(37)
Estimated Fair Value
Less Than 12 Months	94,622	2,916
12 Months or Longer	(26,174)	0
Total	120,796	2,916
Gross Unrealized Losses
Less Than 12 Months	(12,393)	(1,383)
12 Months or Longer	(3,350)	(396)
Total	(15,743)	(1,779)
Estimated Fair Value
Less Than 12 Months	102,475	144,367
12 Months or Longer	(17,074)	(11,317)
Total	119,549	155,684
Collateralized mortgage obligations
Gross Unrealized Losses
Less Than 12 Months	(7,037)
12 Months or Longer	0
Total	(7,037)
Estimated Fair Value
Less Than 12 Months	36,120
12 Months or Longer	0
Total	36,120
Gross Unrealized Losses
Less Than 12 Months	(1,688)	(904)
12 Months or Longer	0	0
Total	(1,688)	(904)
Estimated Fair Value
Less Than 12 Months	21,359	40,172
12 Months or Longer	0	0
Total	21,359	40,172
Municipal securities
Gross Unrealized Losses
Less Than 12 Months	(8,800)	(37)
12 Months or Longer	(1,362)	(81)
Total	(10,162)	(118)
Estimated Fair Value
Less Than 12 Months	144,467	7,772
12 Months or Longer	(3,171)	(2,996)
Total	147,638	$ 10,768
Gross Unrealized Losses
Less Than 12 Months	(103)
12 Months or Longer	0
Total	(103)
Estimated Fair Value
Less Than 12 Months	4,392
12 Months or Longer	0
Total	4,392
US Treasury Securities [Member]
Gross Unrealized Losses
Less Than 12 Months	(3,409)
12 Months or Longer	0
Total	(3,409)
Estimated Fair Value
Less Than 12 Months	250,324
12 Months or Longer	0
Total	$ 250,324