| Revenue from Contract with Customer [Text Block] |
| (3) | CONTRACTS WITH CUSTOMERS |
The following table disaggregates revenue for the three and six-month periods ending June 30, 2021 and 2020 based on timing of revenue recognition (in thousands):
| | | Three months ended | | | Six months ended | |
| | | June 30, 2021 | | | June 30, 2020 | | | June 30, 2021 | | | June 30, 2020 | |
| Subscription services recognized ratably over time | | $ | 34,215 | | | $ | 29,572 | | | $ | 67,269 | | | $ | 59,993 | |
| Services recognized at a point in time | | | 563 | | | | 191 | | | | 886 | | | | 1,287 | |
| Fixed, non-subscription recognized over time | | | 547 | | | | 158 | | | | 1,126 | | | | 675 | |
| Unit price services recognized over time | | | 1,100 | | | | 1,245 | | | | 2,608 | | | | 3,071 | |
| Total revenue | | $ | 36,425 | | | $ | 31,166 | | | $ | 71,889 | | | $ | 65,026 | |
The following table provides information about receivables, contract assets, and contract liabilities from contracts with customers (In thousands):
| | | June 30, 2021 | | | December 31, 2020 | |
| Accounts receivables | | $ | 14,157 | | | $ | 13,923 | |
| Contract assets included in other current assets | | $ | 150 | | | $ | 311 | |
| Deferred Revenue | | $ | (16,848 | ) | | $ | (15,585 | ) |
Significant changes in contract assets and contract liabilities during the six months ended June 30, 2021 and 2020 are as follows (in thousands):
| | | Six months ended
June 30, 2021 | | | Six months ended
June 30, 2020 | |
| | | Contract Asset | | | Deferred Revenue | | | Contract Asset | | | Deferred Revenue | |
| | | Increase (Decrease) | |
| Revenue recognized that was included in deferred revenue at beginning of year due to completion of services | | $ | - | | | $ | (11,605 | ) | | $ | - | | | $ | (11,934 | ) |
| Increases due to invoicing of client, net of amounts recognized as revenue | | | - | | | | 12,318 | | | | - | | | | 11,821 | |
| Decreases due to completion of services (or portion of services) and transferred to accounts receivable | | | (170 | ) | | | - | | | | (85 | ) | | | - | |
| Increases due to acquisition | | | - | | | | 239 | | | | - | | | | - | |
| Change due to cumulative catch-up adjustments arising from changes in expected contract consideration | | | | | | | 311 | | | | | | | | 34 | |
| Decreases due to impairment | | | - | | | | - | | | | - | | | | - | |
| Increases due to revenue recognized in the period with additional performance obligations before invoicing | | | 9 | | | | - | | | | 102 | | | | - | |
We applied the practical expedient to not disclose the value of unsatisfied performance obligations for contracts with an original expected length of one year or less. Total remaining contract revenue for contracts with original duration of greater than one year expected to be recognized in the future related to performance obligations that are unsatisfied at June 30, 2021 approximated $1.6 million, of which $590,000, $551,000, and $458,000 are expected to be recognized during 2021, 2022 and 2023, respectively.
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