| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $2.25M | -$250K | -10% | Dec 31, 2023 | 10-K | 2024-02-26 |
| Q4 2022 | $2.5M | +$70K | +2.89% | Dec 31, 2022 | 10-K | 2024-02-26 |
| Q4 2021 | $2.43M | +$62K | +2.62% | Dec 31, 2021 | 10-K | 2024-02-26 |
| Q4 2020 | $2.36M | -$178K | -7.01% | Dec 31, 2020 | 10-K | 2024-02-26 |
| Q4 2019 | $2.54M | -$36K | -1.4% | Dec 31, 2019 | 10-K | 2022-02-28 |
| Q1 2019 | $2.7M | -$100K | -3.57% | Mar 31, 2019 | 10-Q | 2019-05-08 |
| Q4 2018 | $2.58M | -$306K | -10.6% | Dec 31, 2018 | 10-K | 2021-02-24 |
| Q3 2018 | $2.4M | -$1.7M | -41.5% | Sep 30, 2018 | 10-Q | 2018-11-01 |
| Q2 2018 | $2.6M | -$2.4M | -48% | Jun 30, 2018 | 10-Q | 2018-08-03 |
| Q1 2018 | $2.8M | -$3.2M | -53.3% | Mar 31, 2018 | 10-Q | 2018-05-03 |
| Q4 2017 | $2.88M | -$3.17M | -52.4% | Dec 31, 2017 | 10-K | 2020-02-27 |
| Q3 2017 | $4.1M | -$2.1M | -33.9% | Sep 30, 2017 | 10-Q | 2017-11-02 |
| Q2 2017 | $5M | -$3M | -37.5% | Jun 30, 2017 | 10-Q | 2017-08-02 |
| Q1 2017 | $6M | -$1.7M | -22.1% | Mar 31, 2017 | 10-Q | 2017-05-02 |
| Q4 2016 | $6.06M | -$1.66M | -21.5% | Dec 31, 2016 | 10-K | 2019-03-01 |
| Q3 2016 | $6.2M | -$2.2M | -26.2% | Sep 30, 2016 | 10-Q | 2016-11-01 |
| Q2 2016 | $8M | -$1.1M | -12.1% | Jun 30, 2016 | 10-Q | 2016-08-02 |
| Q1 2016 | $7.7M | -$1.1M | -12.5% | Mar 31, 2016 | 10-Q | 2016-05-02 |
| Q4 2015 | $7.72M | -$866K | -10.1% | Dec 31, 2015 | 10-K | 2018-02-27 |
| Q3 2015 | $8.4M | -$500K | -5.62% | Sep 30, 2015 | 10-Q | 2015-11-02 |
| Q2 2015 | $9.1M | +$200K | +2.25% | Jun 30, 2015 | 10-Q | 2015-08-03 |
| Q1 2015 | $8.8M | +$100K | +1.15% | Mar 31, 2015 | 10-Q | 2015-05-04 |
| Q4 2014 | $8.58M | -$61K | -0.71% | Dec 31, 2014 | 10-K | 2017-02-23 |
| Q3 2014 | $8.9M | +$300K | +3.49% | Sep 30, 2014 | 10-Q | 2014-11-03 |
| Q2 2014 | $8.9M | -$3.2M | -26.4% | Jun 30, 2014 | 10-Q | 2014-08-04 |
| Q1 2014 | $8.7M | -$3.1M | -26.3% | Mar 31, 2014 | 10-Q | 2014-05-05 |
| Q4 2013 | $8.64M | -$2.92M | -25.2% | Dec 31, 2013 | 10-K | 2016-02-26 |
| Q3 2013 | $8.6M | -$2.69M | -23.8% | Sep 30, 2013 | 10-Q | 2013-11-05 |
| Q2 2013 | $12.1M | +$742K | +6.53% | Jun 30, 2013 | 10-Q | 2013-08-05 |
| Q1 2013 | $11.8M | +$714K | +6.44% | Mar 31, 2013 | 10-Q | 2013-05-02 |
| Q4 2012 | $11.6M | +$736K | +6.8% | Dec 31, 2012 | 10-K | 2015-02-25 |
| Q3 2012 | $11.3M | +$3.49M | +44.8% | Sep 30, 2012 | 10-Q | 2012-11-01 |
| Q2 2012 | $11.4M | +$3.66M | +47.5% | Jun 30, 2012 | 10-Q | 2012-08-06 |
| Q1 2012 | $11.1M | Mar 31, 2012 | 10-Q | 2012-05-07 | ||
| Q4 2011 | $10.8M | +$3.35M | +44.7% | Dec 31, 2011 | 10-K | 2014-02-25 |
| Q3 2011 | $7.8M | Sep 30, 2011 | 10-Q | 2011-11-07 | ||
| Q2 2011 | $7.7M | Jun 30, 2011 | 10-Q | 2011-08-09 | ||
| Q4 2010 | $7.48M | Dec 31, 2010 | 10-K | 2013-02-25 |