CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Operating activities
Net loss	$ (32,119)	$ (8,884)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation and amortization	2,303	1,766
Equity-based compensation	8,236	13,958
Change in fair value of warranty liability	3,063	(24,150)
Realized and unrealized gain on marketable securities	(191)
Equity method investment loss	86
Asset retirement obligation accretion	33	26
Amortization of debt discount	480
Changes in operating assets and liabilities:
Accounts receivable	338	769
Other current assets	655	1,647
Other assets	75	56
Accounts payable	(140)	(11)
Deferred revenue	(31)	(1,622)
Accrued expenses and other liabilities	1,054	(597)
Operating lease right-of-use assets and liabilities	239	268
Net cash used in operating activities	(15,919)	(16,774)
Investing activities
Capitalization of costs and purchases of network assets, property, and equipment	(2,333)	(634)
Purchase of marketable securities	(30,534)
Sale and maturity of marketable securities	6,713
Purchase of internal use software	(505)	(151)
Net cash used in investing activities	(26,659)	(785)
Financing activities
Proceeds from senior secured notes	50,000
Payments towards debt issuance cost	(1,838)
Payments towards debt	(55)
Proceeds from exercise of stock options	39	48
Repurchase of common stocks (withholding taxes)		(1)
Net cash provided by financing activities	48,146	47
Effect of exchange rates on cash and cash equivalents	(14)	(42)
Net decrease in cash and cash equivalents	5,554	(17,554)
Cash and cash equivalents at beginning of period	47,230	100,076
Cash and cash equivalents at end of period	52,784	82,522
Non-cash financing information
Capital expenditure included in accounts payable	225	501
Issuance of warrants	$ 14,598