| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $0 | $0 | Dec 31, 2023 | 10-K | 2024-04-10 | |
| Q2 2023 | $0 | $0 | Jun 30, 2023 | 10-Q | 2023-08-14 | |
| Q1 2023 | $0 | $0 | Mar 31, 2023 | 10-Q | 2023-05-25 | |
| Q4 2022 | $0 | $0 | Dec 31, 2022 | 10-K | 2024-04-10 | |
| Q3 2022 | $0 | Sep 30, 2022 | 10-Q | 2022-11-16 | ||
| Q2 2022 | $0 | Jun 30, 2022 | 10-Q | 2022-09-09 | ||
| Q1 2022 | $0 | Mar 31, 2022 | 10-Q | 2022-05-13 | ||
| Q4 2021 | $0 | $0 | Dec 31, 2021 | 10-K | 2023-04-17 | |
| Q4 2020 | $0 | Dec 31, 2020 | 10-K | 2022-04-06 | ||
| Q2 2017 | $14.1M | -$1.84M | -11.6% | Jun 30, 2017 | 10-Q | 2017-08-14 |
| Q1 2017 | $13.9M | -$2.57M | -15.6% | Mar 31, 2017 | 10-Q | 2017-05-15 |
| Q4 2016 | $13.9M | -$2.57M | -15.6% | Dec 31, 2016 | 10-Q | 2017-08-14 |
| Q3 2016 | $15.7M | -$7.35M | -31.8% | Sep 30, 2016 | 10-Q | 2016-11-14 |
| Q2 2016 | $15.9M | -$8.03M | -33.6% | Jun 30, 2016 | 10-Q | 2016-08-11 |
| Q1 2016 | $16.5M | -$7.19M | -30.4% | Mar 31, 2016 | 10-Q | 2016-05-16 |
| Q4 2015 | $16.5M | -$6.9M | -29.5% | Dec 31, 2015 | 10-K | 2017-03-31 |
| Q3 2015 | $23.1M | -$235K | -1.01% | Sep 30, 2015 | 10-Q | 2015-11-13 |
| Q2 2015 | $23.9M | +$673K | +2.89% | Jun 30, 2015 | 10-Q | 2015-08-13 |
| Q1 2015 | $23.7M | +$580K | +2.51% | Mar 31, 2015 | 10-Q | 2015-05-14 |
| Q4 2014 | $23.4M | +$212K | +0.92% | Dec 31, 2014 | 10-K | 2016-04-14 |
| Q3 2014 | $23.3M | -$1.59M | -6.4% | Sep 30, 2014 | 10-Q | 2014-11-14 |
| Q2 2014 | $23.3M | -$1.63M | -6.55% | Jun 30, 2014 | 10-Q | 2014-08-13 |
| Q1 2014 | $23.1M | -$1.29M | -5.3% | Mar 31, 2014 | 10-Q | 2014-05-15 |
| Q4 2013 | $23.2M | -$145K | -0.62% | Dec 31, 2013 | 10-K | 2015-03-30 |
| Q3 2013 | $24.9M | +$1.68M | +7.24% | Sep 30, 2013 | 10-Q | 2013-11-14 |
| Q2 2013 | $24.9M | +$1.67M | +7.21% | Jun 30, 2013 | 10-Q | 2013-08-14 |
| Q1 2013 | $24.4M | +$3.47M | +16.6% | Mar 31, 2013 | 10-Q | 2013-05-16 |
| Q4 2012 | $23.3M | +$2.73M | +13.2% | Dec 31, 2012 | 10-K | 2014-03-28 |
| Q3 2012 | $23.2M | +$3.13M | +15.6% | Sep 30, 2012 | 10-Q | 2013-05-16 |
| Q2 2012 | $23.2M | +$3.55M | +18% | Jun 30, 2012 | 10-Q | 2013-05-16 |
| Q1 2012 | $20.9M | Mar 31, 2012 | 10-Q | 2013-05-16 | ||
| Q4 2011 | $20.6M | +$1.21M | +6.22% | Dec 31, 2011 | 10-Q | 2013-05-16 |
| Q3 2011 | $20.1M | Sep 30, 2011 | 10-Q | 2013-04-24 | ||
| Q2 2011 | $19.7M | Jun 30, 2011 | 10-Q | 2013-04-24 | ||
| Q4 2010 | $19.4M | Dec 31, 2010 | 10-Q | 2013-04-24 |