| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | -$75.3M | -$9.69M | -14.8% | Jan 31, 2023 | 10-Q | 2023-05-16 |
| Q3 2022 | -$73.8M | -$11.9M | -19.2% | Oct 31, 2022 | 10-Q | 2022-12-15 |
| Q2 2022 | -$71.5M | -$12.4M | -21.1% | Jul 31, 2022 | 10-Q | 2022-09-14 |
| Q1 2022 | -$67.7M | -$9.59M | -16.5% | Apr 30, 2022 | 10-Q | 2023-05-16 |
| Q4 2021 | -$65.6M | -$9.78M | -17.5% | Jan 31, 2022 | 10-Q | 2022-03-15 |
| Q3 2021 | -$61.9M | -$8.86M | -16.7% | Oct 31, 2021 | 10-Q | 2021-12-14 |
| Q2 2021 | -$59M | -$10.4M | -21.3% | Jul 31, 2021 | 10-Q | 2021-09-14 |
| Q1 2021 | -$58.2M | -$10.4M | -21.9% | Apr 30, 2021 | 10-K | 2022-07-29 |
| Q4 2020 | -$55.8M | -$8.79M | -18.7% | Jan 31, 2021 | 10-Q | 2021-03-16 |
| Q3 2020 | -$53M | -$8.26M | -18.5% | Oct 31, 2020 | 10-Q | 2020-12-15 |
| Q2 2020 | -$48.7M | -$4.39M | -9.92% | Jul 31, 2020 | 10-Q | 2020-09-14 |
| Q1 2020 | -$47.7M | -$5.66M | -13.5% | Apr 30, 2020 | 10-K | 2021-07-13 |
| Q4 2019 | -$47M | -$6.6M | -16.3% | Jan 31, 2020 | 10-Q | 2020-03-10 |
| Q3 2019 | -$44.8M | -$6.68M | -17.5% | Oct 31, 2019 | 10-Q | 2019-12-10 |
| Q2 2019 | -$44.3M | -$8.65M | -24.3% | Jul 31, 2019 | 10-Q | 2019-09-09 |
| Q1 2019 | -$42M | -$9.28M | -28.3% | Apr 30, 2019 | 10-K | 2020-07-07 |
| Q4 2018 | -$40.4M | -$11.3M | -38.9% | Jan 31, 2019 | 10-Q | 2019-03-11 |
| Q3 2018 | -$38.1M | -$11.1M | -41.3% | Oct 31, 2018 | 10-Q | 2018-12-10 |
| Q2 2018 | -$35.6M | -$9.13M | -34.5% | Jul 31, 2018 | 10-Q | 2018-09-10 |
| Q1 2018 | -$32.8M | -$7.06M | -27.5% | Apr 30, 2018 | 10-K | 2019-07-09 |
| Q4 2017 | -$29.1M | -$4.12M | -16.5% | Jan 31, 2018 | 10-Q | 2018-03-15 |
| Q3 2017 | -$27M | -$1.96M | -7.86% | Oct 31, 2017 | 10-Q | 2017-12-13 |
| Q2 2017 | -$26.5M | -$1.37M | -5.44% | Jul 31, 2017 | 10-Q | 2017-09-14 |
| Q1 2017 | -$25.7M | -$1.11M | -4.49% | Apr 30, 2017 | 10-K | 2018-07-13 |
| Q4 2016 | -$25M | -$490K | -2% | Jan 31, 2017 | 10-Q | 2017-03-09 |
| Q3 2016 | -$25M | -$1.17M | -4.92% | Oct 31, 2016 | 10-Q | 2016-12-12 |
| Q2 2016 | -$25.1M | -$2.03M | -8.81% | Jul 31, 2016 | 10-Q | 2016-09-14 |
| Q1 2016 | -$24.6M | -$2.25M | -10% | Apr 30, 2016 | 10-K | 2017-07-25 |
| Q4 2015 | -$24.5M | -$3.17M | -14.8% | Jan 31, 2016 | 10-Q | 2016-03-09 |
| Q3 2015 | -$23.8M | -$3.74M | -18.6% | Oct 31, 2015 | 10-Q | 2015-12-02 |
| Q2 2015 | -$23.1M | -$4.12M | -21.8% | Jul 31, 2015 | 10-Q | 2015-09-10 |
| Q1 2015 | -$22.4M | -$4.27M | -23.6% | Apr 30, 2015 | 10-K | 2016-07-27 |
| Q4 2014 | -$21.3M | -$4.36M | -25.7% | Jan 31, 2015 | 10-Q | 2015-03-11 |
| Q3 2014 | -$20.1M | -$4.84M | -31.8% | Oct 31, 2014 | 10-Q | 2014-12-01 |
| Q2 2014 | -$19M | -$5.11M | -36.9% | Jul 31, 2014 | 10-Q | 2014-09-15 |
| Q1 2014 | -$18.1M | -$5.8M | -47.2% | Apr 30, 2014 | 10-K | 2015-07-28 |
| Q4 2013 | -$17M | -$5.63M | -49.7% | Jan 31, 2014 | 10-Q | 2014-03-17 |
| Q3 2013 | -$15.2M | -$4.74M | -45.1% | Oct 31, 2013 | 10-Q | 2013-12-13 |
| Q2 2013 | -$13.8M | -$4.93M | -55.2% | Jul 31, 2013 | 10-Q | 2013-09-16 |
| Q1 2013 | -$12.3M | -$5.17M | -72.7% | Mar 31, 2013 | 10-Q | 2013-05-10 |
| Q4 2012 | -$11.3M | -$6.01M | -113% | Dec 31, 2012 | 10-KT | 2013-07-30 |
| Q3 2012 | -$10.5M | Sep 30, 2012 | 10-Q | 2012-11-21 | ||
| Q2 2012 | -$8.92M | Jun 30, 2012 | 10-Q | 2012-08-20 | ||
| Q1 2012 | -$7.12M | Mar 31, 2012 | 10-Q/A | 2012-08-20 | ||
| Q4 2011 | -$5.33M | -$2.14M | -66.9% | Dec 31, 2011 | 10-KT | 2013-07-30 |
| Q4 2010 | -$3.19M | Dec 31, 2010 | 8-K/A | 2012-09-21 |