JOINT VENTURE - Assets and Liabilities (Details) - USD ($) $ in Thousands		Jun. 30, 2025	Dec. 31, 2024
ASSETS
Cash and cash equivalents		$ 468,925	$ 55,930
Prepaid expenses and other current assets		6,793	11,461
Property and equipment, net		67,559	49,439
Operating lease right-of-use assets		8,625	8,167
Other assets		10,228	7,210
TOTAL ASSETS	[1]	685,340	247,596
LIABILITIES
Accrued expenses		20,748	22,787
Operating lease liabilities		3,386	3,000
Accrued expenses and other current liabilities		56,988	39,594
Operating lease liabilities, non-current		6,108	6,205
Convertible notes, net		0	7,435
Embedded derivatives		0	2,723
TOTAL LIABILITIES	[1]	102,521	187,669
Variable Interest Entity, Primary Beneficiary
ASSETS
Cash and cash equivalents		52,531	17,808
Prepaid expenses and other current assets		1,293	2,716
Property and equipment, net		54,527	36,188
Operating lease right-of-use assets		103	140
Other assets		13	14
TOTAL ASSETS		108,467	56,866
LIABILITIES
Accrued expenses		12,778	18,781
Operating lease liabilities		84	84
Accrued expenses and other current liabilities		11,533	5,414
Operating lease liabilities, non-current		19	56
Convertible notes, net		0	7,435
Embedded derivatives		0	2,723
TOTAL LIABILITIES		$ 24,414	$ 34,493

[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.