JOINT VENTURE - Schedule of Variable Interest Entities (Details) - USD ($) $ in Thousands		Sep. 30, 2025	Dec. 31, 2024
ASSETS
Cash and cash equivalents		$ 413,320	$ 55,930
Prepaid expenses and other current assets		26,531	11,461
Property and equipment, net		107,461	49,439
Operating lease right-of-use assets		9,275	8,167
Other assets		12,613	7,210
TOTAL ASSETS	[1]	727,796	247,596
LIABILITIES
Accrued expenses		23,040	22,787
Operating lease liabilities		4,381	3,000
Accrued expenses and other current liabilities		62,292	39,594
Operating lease liabilities, non-current		6,132	6,205
Convertible notes, net		0	7,435
Embedded derivatives		0	2,723
TOTAL LIABILITIES	[1]	109,315	187,669
Variable Interest Entity, Primary Beneficiary
ASSETS
Cash and cash equivalents		47,127	17,808
Prepaid expenses and other current assets		20,185	2,716
Property and equipment, net		92,118	36,188
Operating lease right-of-use assets		84	140
Other assets		12	14
TOTAL ASSETS		159,526	56,866
LIABILITIES
Accrued expenses		16,575	18,781
Operating lease liabilities		85	84
Accrued expenses and other current liabilities		14,972	5,414
Operating lease liabilities, non-current		0	56
Convertible notes, net		0	7,435
Embedded derivatives		0	2,723
TOTAL LIABILITIES		$ 31,632	$ 34,493

[1] (1) Includes balances associated with a consolidated variable interest entity (“VIE”), including amounts reflected in “TOTAL ASSETS” that can only be used to settle obligations of the VIE as well as liabilities of the VIE reflected within “TOTAL LIABILITIES” for which creditors do not have recourse to the general credit of Voyager. Refer to Note 15, “Joint Venture”, for additional information.