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SUPPLEMENTAL PURCHASE AGREEMENT TRANSACTION INFORMATION - Statement of cash flows (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Mar. 31, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Cash flows from operating activities: |  |  |  |  |
Net income (loss) |  |  |  | $ (10,041) | $ (15,876)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |
Depreciation and amortization | $ 2,014 | $ 2,861 |  | 6,827 | 8,972
Operating lease cost |  |  |  | 827 | 748
Non-cash compensation |  |  |  |  | 413
(Gain) loss on disposal of assets |  |  |  | (72) | 581
Remeasurement and other |  |  |  | (2) | (19)
Change in operating assets and liabilities: |  |  |  |  |
(Increase) decrease in accounts receivable |  |  |  | 960 | 3,439
(Increase) decrease in prepaid expenses and other assets |  |  |  | 1,882 | (2,642)
Increase (decrease) in accounts payable |  |  |  | 2,052 | 1,557
Increase (decrease) in accrued liabilities |  |  |  | (1,431) | (492)
Increase (decrease) in operating lease liabilities |  |  |  | (888) | (760)
Increase (decrease) in deferred revenue |  |  |  | (634) | 2,481
Net cash provided by (used in) operating activities |  |  |  | 2,462 | (1,598)
Cash flows from investing activities: |  |  |  |  |
Capital expenditures |  |  |  | (2,623) | (637)
Proceeds from disposal of assets |  |  |  | 173 | 304
Net cash provided by (used in) investing activities |  |  |  | (3,450) | (333)
Cash flows from financing activities: |  |  |  |  |
Principal payments on notes payable |  |  |  | (521) | (1,103)
Principal payments on finance leases |  |  |  | (150) | (34)
Tax withholdings related to stock-based compensation awards |  |  |  |  | (79)
Cash settlement of RSUs |  |  |  |  | (301)
Sale of treasury stock |  |  |  |  | 113
Breckenridge cash contributions prior to acquisition |  |  |  | (3,055) | (928)
Net cash provided by (used in) financing activities |  |  |  | (3,726) | (2,332)
Effect of exchange rate changes on cash and cash equivalents and restricted cash |  |  |  | 2 | (523)
Net increase (decrease) in cash and cash equivalents and restricted cash |  |  |  | (4,712) | (4,786)
Cash and cash equivalents and restricted cash at beginning of period |  |  | $ 30,376 | 23,603 | 30,376
Cash and cash equivalents and restricted cash at end of period | $ 18,891 | 25,590 |  | 18,891 | 25,590
Supplemental cash flow information: |  |  |  |  |
Cash paid for interest |  |  |  | 55 | 25
Cash received for income taxes |  |  |  |  | 7
Non-cash operating, investing and financing activities: |  |  |  |  |
Increase (decrease) in right-of-use assets and operating lease liabilities |  |  |  | 283 | 598
Financed insurance premiums |  |  |  | $ 440 | 944
Deemed contribution of Breckenridge net assets |  |  | (6,472) |  | (6,472)
Breckenridge Geophysical, LLC |  |  |  |  |
Non-cash operating, investing and financing activities: |  |  |  |  |
Deemed contribution of Breckenridge net assets |  |  |  |  | (6,472)
Previously reported |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |
Net income (loss) |  |  |  |  | (17,672)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |
Depreciation and amortization |  | 2,373 |  |  | 7,458
Operating lease cost |  |  |  |  | 748
Non-cash compensation |  |  |  |  | 413
(Gain) loss on disposal of assets |  |  |  |  | (189)
Remeasurement and other |  |  |  |  | (19)
Change in operating assets and liabilities: |  |  |  |  |
(Increase) decrease in accounts receivable |  |  |  |  | 4,428
(Increase) decrease in prepaid expenses and other assets |  |  |  |  | (2,643)
Increase (decrease) in accounts payable |  |  |  |  | 1,366
Increase (decrease) in accrued liabilities |  |  |  |  | (733)
Increase (decrease) in operating lease liabilities |  |  |  |  | (760)
Increase (decrease) in deferred revenue |  |  |  |  | 3,034
Net cash provided by (used in) operating activities |  |  |  |  | (4,569)
Cash flows from investing activities: |  |  |  |  |
Capital expenditures |  |  |  |  | (470)
Proceeds from disposal of assets |  |  |  |  | 189
Net cash provided by (used in) investing activities |  |  |  |  | (281)
Cash flows from financing activities: |  |  |  |  |
Principal payments on notes payable |  |  |  |  | (1,103)
Principal payments on finance leases |  |  |  |  | (34)
Tax withholdings related to stock-based compensation awards |  |  |  |  | (79)
Cash settlement of RSUs |  |  |  |  | (301)
Sale of treasury stock |  |  |  |  | 113
Net cash provided by (used in) financing activities |  |  |  |  | (1,404)
Effect of exchange rate changes on cash and cash equivalents and restricted cash |  |  |  |  | (523)
Net increase (decrease) in cash and cash equivalents and restricted cash |  |  |  |  | (6,777)
Cash and cash equivalents and restricted cash at beginning of period |  |  | $ 30,376 |  | 30,376
Cash and cash equivalents and restricted cash at end of period |  | 23,599 |  |  | 23,599
Supplemental cash flow information: |  |  |  |  |
Cash paid for interest |  |  |  |  | 25
Cash received for income taxes |  |  |  |  | 7
Non-cash operating, investing and financing activities: |  |  |  |  |
Increase (decrease) in right-of-use assets and operating lease liabilities |  |  |  |  | 598
Financed insurance premiums |  |  |  |  | 944
Adjustment | Breckenridge Geophysical, LLC |  |  |  |  |
Cash flows from operating activities: |  |  |  |  |
Net income (loss) |  |  |  |  | 1,796
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: |  |  |  |  |
Depreciation and amortization |  | 488 |  |  | 1,514
(Gain) loss on disposal of assets |  |  |  |  | 770
Change in operating assets and liabilities: |  |  |  |  |
(Increase) decrease in accounts receivable |  |  |  |  | (989)
(Increase) decrease in prepaid expenses and other assets |  |  |  |  | 1
Increase (decrease) in accounts payable |  |  |  |  | 191
Increase (decrease) in accrued liabilities |  |  |  |  | 241
Increase (decrease) in deferred revenue |  |  |  |  | (553)
Net cash provided by (used in) operating activities |  |  |  |  | 2,971
Cash flows from investing activities: |  |  |  |  |
Capital expenditures |  |  |  |  | (167)
Proceeds from disposal of assets |  |  |  |  | 115
Net cash provided by (used in) investing activities |  |  |  |  | (52)
Cash flows from financing activities: |  |  |  |  |
Breckenridge cash contributions prior to acquisition |  |  |  |  | (928)
Net cash provided by (used in) financing activities |  |  |  |  | (928)
Net increase (decrease) in cash and cash equivalents and restricted cash |  |  |  |  | 1,991
Cash and cash equivalents and restricted cash at end of period |  | $ 1,991 |  |  | 1,991
Non-cash operating, investing and financing activities: |  |  |  |  |
Deemed contribution of Breckenridge net assets |  |  |  |  | $ (6,472)

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