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LOANS - Schedule of Industry and Rate Sensitivity (Details) - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	$ 2,066,709	$ 2,239,930
Computer Programming, Data Processing & Other Computer Related Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	457,776	483,142
Management & Public Relations Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	291,404	300,869
Industrial Inorganic Chemicals
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	156,642	156,391
Public Warehousing & Storage
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	121,314	132,397
Metal Cans & Shipping Containers
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	116,098	115,670
Surgical, Medical & Dental Instruments & Supplies
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	81,821	83,161
Electronic Components & Accessories
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	78,365	78,129
Engineering, Architectural, and Surveying
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	75,625	77,308
Offices & Clinics of Doctors of Medicine
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	73,532	104,781
Telephone Communications
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	58,100	58,450
Specialty Outpatient Facilities, not elsewhere classified
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	56,304	0
Miscellaneous Industrial and Commercial
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	53,120	77,163
Miscellaneous Equipment Rental & Leasing
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	49,693	49,587
Research, Development & Testing Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	45,558	62,008
Insurance Agents, Brokers and Service
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	43,978	67,193
Electric Work
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	42,347	41,128
Petroleum and Petroleum Products
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	33,784	33,890
Medical & Dental Laboratories
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	30,609	30,711
Schools & Educational Services, not elsewhere classified
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	29,172	29,040
Metal Forgings & Stampings
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	27,340	27,523
Legal Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	26,382	26,399
Grocery Stores
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	22,130	22,895
Coating, Engraving and Allied Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	19,535	19,484
Chemicals & Allied Products
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	14,720	14,686
Drugs
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	12,409	12,942
Mailing, Reproduction, Commercial Art and Photography and Stenographic
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	12,277	12,733
Machinery, Equipment & Supplies
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	11,708	12,096
Sanitary Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	10,763	0
Offices and Clinics of Other Health Practitioners
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	10,092	9,730
Miscellaneous Business Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	4,111	12,980
Miscellaneous Food Preparations
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	0	58,857
Home Health Care Services
Schedule of Held-to-maturity Securities [Line Items]
Corporate debt	$ 0	$ 28,587

X

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