| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2024 | $498,000 | -$70,000 | -12.3% | 31 Dec 2024 | 10-K | 19 Feb 2025 |
| Q4 2023 | $568,000 | -$49,000 | -7.9% | 31 Dec 2023 | 10-K | 19 Feb 2025 |
| Q4 2022 | $617,000 | -$47,000 | -7.1% | 31 Dec 2022 | 10-K | 20 Feb 2024 |
| Q1 2022 | $624,000 | -$20,000 | -3.1% | 31 Mar 2022 | 10-Q | 10 May 2022 |
| Q4 2021 | $664,000 | +$534,000 | +4.1% | 31 Dec 2021 | 10-K | 21 Feb 2023 |
| Q3 2021 | $657,000 | +$657,000 | 30 Sep 2021 | 10-Q | 09 Nov 2021 | |
| Q2 2021 | $650,000 | +$650,000 | 30 Jun 2021 | 10-Q | 10 Aug 2021 | |
| Q1 2021 | $644,000 | +$517,000 | +4.1% | 31 Mar 2021 | 10-Q | 12 May 2021 |
| Q4 2020 | $130,000 | -$42,000 | -24.4% | 31 Dec 2020 | 10-K | 22 Feb 2022 |
| Q3 2020 | $0 | -$171,000 | -100% | 30 Sep 2020 | 10-Q | 04 Nov 2020 |
| Q2 2020 | $0 | -$169,000 | -100% | 30 Jun 2020 | 10-Q | 05 Aug 2020 |
| Q1 2020 | $127,000 | -$40,000 | -24% | 31 Mar 2020 | 10-Q | 12 May 2021 |
| Q4 2019 | $172,000 | -$60,000 | -25.9% | 31 Dec 2019 | 10-K | 24 Feb 2021 |
| Q3 2019 | $171,000 | 30 Sep 2019 | 10-Q | 04 Nov 2020 | ||
| Q2 2019 | $169,000 | 30 Jun 2019 | 10-Q | 05 Aug 2020 | ||
| Q1 2019 | $167,000 | 31 Mar 2019 | 10-Q | 07 May 2019 | ||
| Q4 2018 | $232,000 | 31 Dec 2018 | 10-Q | 06 Nov 2019 |