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v3.22.1

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Cash flows from operating activities: |  |
Net loss | $ (22,168) | $ (27,426)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation and amortization | 5,386 | 8,617
Asset impairments | 22,750 | 3,310
(Gain) loss on sale of fixed assets and assets held for sale, net | 33 | 289
Gain on extinguishment of debt | (9,061) |
Stock-based compensation expense | 1,708 | 1,126
Changes in operating assets and liabilities: |  |
Contract receivables and retainage, net | (593) | 10,702
Contract assets | (6,949) | (15,393)
Prepaid expenses, inventory and other current assets | 1,895 | 1,644
Accounts payable | (11,491) | 10,042
Contract liabilities | (6,882) | (11,142)
Accrued expenses and other current liabilities | (1,257) | (2,376)
Noncurrent assets and liabilities, net | (766) | 1,599
Net cash used in operating activities | (24,814) | (19,008)
Cash flows from investing activities: |  |
Capital expenditures | (1,483) | (11,212)
Proceeds from Shipyard Transaction, net of transaction costs | 32,992 |
DSS Acquisition | (7,573) |
Proceeds from sale of property and equipment | 4,466 | 2,020
Recoveries from insurance claims | 1,000 |
Purchases of short-term investments |  | (58,751)
Maturities of short-term investments | 8,000 | 70,552
Net cash provided by investing activities | 37,402 | 2,609
Cash flows from financing activities: |  |
Proceeds from borrowings |  | 10,000
Repayment of borrowings | (1,050) |
Payment of financing cost |  | (71)
Tax payments for vested stock withholdings | (108) | (74)
Net cash provided by (used in) financing activities | (1,158) | 9,855
Net increase (decrease) in cash, cash equivalents and restricted cash | 11,430 | (6,544)
Cash, cash equivalents and restricted cash, beginning of period | 43,159 | 49,703
Cash, cash equivalents and restricted cash, end of period | 54,589 | 43,159
Supplemental cash flow information: |  |
Deferred Transaction Price receivable from Shipyard Transaction | 886 |
Forgiveness of principal and interest of PPP Loan | 9,061 |
Interest paid | 264 | 376
Income taxes paid (refunds received), net |  | (971)
Reclassification of property, plant and equipment to assets held for sale |  | 2,115
Accounts payable included in capital expenditures | 98 | $ 153
Shipyard Transaction |  |
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Asset impairments | 22,800 |
Loss on Shipyard Transaction | $ 2,581 |

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