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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Assets |  |
Accounts receivable, net of allowance for credit losses | $ 9,193 | $ 9,762
Due from T-Mobile, IP Transit Services Agreement, current portion, net of discount | 15,332 | 16,915
Due from T-Mobile, IP Transit Services Agreement, noncurrent portion discount | 9,029 | 12,312
Due from T-Mobile, Purchase Agreement, net of discount | $ 5,330 | $ 5,755
Liabilities and stockholders' equity |  |
Common stock, par value (in dollars per share) | $ 0.001 | $ 0.001
Common stock, shares authorized | 75,000,000 | 75,000,000
Common stock, shares issued | 49,337,310 | 49,034,925
Common stock, shares outstanding | 49,337,310 | 49,034,925
Senior secured 2026 Notes |  |
Liabilities and stockholders' equity |  |
Unamortized debt costs | $ 306 | $ 375
Unamortized debt discount | 408 | 499
Senior unsecured 2027 Notes |  |
Liabilities and stockholders' equity |  |
Unamortized debt costs | 1,824 | 2,013
Unamortized debt discount | 6,395 | 7,053
IPv4 Notes |  |
Liabilities and stockholders' equity |  |
Debt costs | $ 6,381 | $ 6,702

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