| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | $829K | -$25K | -2.93% | Sep 30, 2023 | 10-K | 2023-12-12 |
| Q2 2023 | $836K | -$26K | -3.02% | Jun 30, 2023 | 10-Q | 2023-08-03 |
| Q1 2023 | $841K | -$25K | -2.89% | Mar 31, 2023 | 10-Q | 2023-05-10 |
| Q4 2022 | $848K | -$23K | -2.64% | Dec 31, 2022 | 10-Q | 2023-02-14 |
| Q3 2022 | $854K | -$25K | -2.84% | Sep 30, 2022 | 10-K | 2023-12-12 |
| Q2 2022 | $862K | -$23K | -2.6% | Jun 30, 2022 | 10-Q | 2022-08-08 |
| Q1 2022 | $866K | -$25K | -2.81% | Mar 31, 2022 | 10-Q | 2022-05-13 |
| Q4 2021 | $871K | -$24K | -2.68% | Dec 31, 2021 | 10-Q | 2022-02-10 |
| Q3 2021 | $879K | -$21K | -2.33% | Sep 30, 2021 | 10-K | 2022-12-09 |
| Q2 2021 | $885K | -$5K | -0.56% | Jun 30, 2021 | 10-Q | 2021-08-13 |
| Q1 2021 | $891K | +$10K | +1.14% | Mar 31, 2021 | 10-Q | 2021-05-14 |
| Q4 2020 | $895K | +$24K | +2.76% | Dec 31, 2020 | 10-Q | 2021-02-09 |
| Q3 2020 | $900K | -$193K | -17.7% | Sep 30, 2020 | 10-K | 2021-12-14 |
| Q2 2020 | $890K | -$206K | -18.8% | Jun 30, 2020 | 10-Q | 2020-08-14 |
| Q1 2020 | $881K | -$218K | -19.8% | Mar 31, 2020 | 10-Q | 2020-05-15 |
| Q4 2019 | $871K | -$229K | -20.8% | Dec 31, 2019 | 10-Q | 2020-02-13 |
| Q3 2019 | $1.09M | -$11K | -1% | Sep 30, 2019 | 10-K | 2020-12-11 |
| Q2 2019 | $1.1M | -$9K | -0.81% | Jun 30, 2019 | 10-Q | 2019-08-14 |
| Q1 2019 | $1.1M | -$8K | -0.72% | Mar 31, 2019 | 10-Q | 2019-05-13 |
| Q4 2018 | $1.1M | -$8K | -0.72% | Dec 31, 2018 | 10-Q | 2019-02-01 |
| Q3 2018 | $1.1M | -$1K | -0.09% | Sep 30, 2018 | 10-K/A | 2019-12-13 |
| Q2 2018 | $1.11M | -$1K | -0.09% | Jun 30, 2018 | 10-Q | 2018-08-13 |
| Q1 2018 | $1.11M | -$2K | -0.18% | Mar 31, 2018 | 10-Q | 2018-05-15 |
| Q4 2017 | $1.11M | +$10K | +0.91% | Dec 31, 2017 | 10-Q | 2018-02-09 |
| Q3 2017 | $1.11M | -$12K | -1.07% | Sep 30, 2017 | 10-K | 2018-12-12 |
| Q2 2017 | $1.11M | -$24K | -2.12% | Jun 30, 2017 | 10-Q | 2017-08-10 |
| Q1 2017 | $1.11M | -$34K | -2.98% | Mar 31, 2017 | 10-Q | 2017-05-09 |
| Q4 2016 | $1.1M | -$58K | -5.02% | Dec 31, 2016 | 10-Q | 2017-02-13 |
| Q3 2016 | $1.12M | -$53K | -4.53% | Sep 30, 2016 | 10-K | 2017-12-04 |
| Q2 2016 | $1.13M | +$352K | +45.2% | Jun 30, 2016 | 10-Q | 2016-08-05 |
| Q1 2016 | $1.14M | +$355K | +45.1% | Mar 31, 2016 | 10-Q | 2016-05-09 |
| Q4 2015 | $1.16M | +$325K | +39.1% | Dec 31, 2015 | 10-Q | 2016-02-09 |
| Q3 2015 | $1.17M | -$38K | -3.15% | Sep 30, 2015 | 10-K | 2016-12-05 |
| Q2 2015 | $778K | Jun 30, 2015 | 10-Q | 2015-08-06 | ||
| Q1 2015 | $788K | Mar 31, 2015 | 10-Q | 2015-05-15 | ||
| Q4 2014 | $831K | Dec 31, 2014 | 10-Q | 2015-02-05 | ||
| Q3 2014 | $1.21M | Sep 30, 2014 | 10-K | 2015-12-21 |