ORGANIZATION AND BUSINESS OPERATIONS - Restructuring Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		15 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024
Restructuring Expense
Restructuring charge	$ 1,190	$ 2,887	$ 12,418
Employee termination benefits			6,641
Contract termination costs			5,777
Restructure costs paid	2,000
Total restructure costs paid			7,700
Gain on lease termination		300	300
Restructuring costs remain accrued	5,000		5,000
Right of use assets terminated	5,600	5,000	5,600
Lease liabilities terminated	$ 5,900	$ 5,300	5,900
US Telecom
Restructuring Expense
Restructuring charge			7,737
Employee termination benefits			1,960
Contract termination costs			5,777
International Telecom
Restructuring Expense
Restructuring charge			4,681
Employee termination benefits			$ 4,681