INCOME TAXES - NOL (Details) $ in Millions	12 Months Ended
	Dec. 31, 2021 USD ($) Y	Dec. 31, 2020 USD ($)
State
Operating loss carryforwards
Operating loss carryforwards	$ 19.3
Number of prior years with taxable losses | Y	3
Valuation allowance, NOLs	$ 1.1	$ 0.6
State tax department of Panther
Operating loss carryforwards
Operating loss carryforwards	3.4
State tax department of other subsidiaries
Operating loss carryforwards
Operating loss carryforwards	14.8
Federal
Operating loss carryforwards
Operating loss carryforwards	1.0
Removal of operating loss valuation allowance	$ 0.1
Minimum | State tax department of Panther
Operating loss carryforwards
Carryforward expiration period	10 years
Maximum | State tax department of Panther
Operating loss carryforwards
Carryforward expiration period	20 years