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BALANCE SHEET DETAILS | 3 Months Ended
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Mar. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
BALANCE SHEET DETAILS | BALANCE SHEETS DETAILS Cash and Cash Equivalents Our cash and cash equivalent balances were as follows (in thousands):
| March 31, 2021 |  | December 31, 2020
Cash | $ | 32,008 |  |  | $ | 13,908 |
Money market funds | 70,616 |  |  | 45,614 |
Cash and cash equivalents | $ | 102,624 |  |  | $ | 59,522 |
Accounts and Other Receivables Accounts and other receivables consisted of the following (in thousands):
| March 31, 2021 |  | December 31, 2020
Trade accounts receivable | $ | 1,402 |  |  | $ | 1,618 |
Other receivables | 632 |  |  | 600 |
Accounts and other receivables | $ | 2,034 |  |  | $ | 2,218 |
Allowance for credit losses as of March 31, 2021 and December 31, 2020 were not material. Prepaid Expenses and Other Current Assets Prepaid expenses and other current assets consisted of the following (in thousands):
| March 31, 2021 |  | December 31, 2020
Prepaid expenses | 846 |  |  | 816 |
Contract assets - current | 10,172 |  |  | 11,623 |
Other current assets | 195 |  |  | 171 |
Prepaid expenses and other current assets | 11,213 |  |  | 12,610 |
Other Assets Other assets consisted of the following (in thousands):
| March 31, 2021 |  | December 31, 2020
Contract assets - long-term | $ | 3,776 |  |  | $ | 4,596 |
Right-of-use ("ROU") assets | 1,439 |  |  | 1,607 |
Deferred tax assets | 2,659 |  |  | 2,659 |
Other assets | 113 |  |  | 138 |
Total other assets | $ | 7,987 |  |  | $ | 9,000 |
Other Current Liabilities Other current liabilities are as follows (in thousands):
| March 31, 2021 |  | December 31, 2020
Lease liabilities - current | 1,365 |  |  | 1,382 |
Other current liabilities | 1,353 |  |  | 1,075 |
Total other current liabilities | $ | 2,718 |  |  | $ | 2,457 |

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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