GOODWILL AND INTANGIBLE ASSETS, Gross Carrying Amounts and Accumulated Amortization for Goodwill and Intangible Assets (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Feb. 01, 2017	Jan. 31, 2017	Dec. 31, 2016
Indefinite life:
Goodwill	$ 36,260,000	$ 36,260,000	$ 36,260,000	$ 36,260,000	$ 0	$ 0
Total indefinite life	36,260,000	36,260,000
Amortizable:
Accumulated amortization	(36,374,000)	(27,025,000)
Net amortizable intangible assets	27,381,000	36,395,000
Agent relationships
Amortizable:
Gross amortizable intangibles	40,500,000	40,500,000
Trade name
Amortizable:
Gross amortizable intangibles	15,500,000	15,500,000
Developed technology
Amortizable:
Gross amortizable intangibles	6,600,000	6,600,000
Other intangibles
Amortizable:
Gross amortizable intangibles	1,155,000	820,000
Net amortizable intangible assets	$ 900,000	$ 700,000