Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001000753-21-000022-index-headers.html | 2021-05-03 16:37:35 | |
| 0001000753-21-000022-index.html | 2021-05-03 16:37:35 | |
| 0001000753-21-000022.txt | 2021-05-03 16:37:35 | |
 0001000753-21-000022-xbrl.zip | 28504 | 2021-05-03 16:37:35 |
| a03312021-ex991earningsrel.htm | 240051 | 2021-05-03 16:37:35 |
| FilingSummary.xml | 1806 | 2021-05-03 16:37:35 |
| Financial_Report.xlsx | 5800 | 2021-05-03 16:37:35 |
| MetaLinks.json | 21308 | 2021-05-03 16:37:35 |
| nsp-20210503.htm | 33009 | 2021-05-03 16:37:35 |
| nsp-20210503.xsd | 2581 | 2021-05-03 16:37:35 |
| nsp-20210503_cal.xml | 729 | 2021-05-03 16:37:35 |
| nsp-20210503_def.xml | 6217 | 2021-05-03 16:37:35 |
| nsp-20210503_htm.xml | 13953 | 2021-05-03 16:37:35 |
| nsp-20210503_lab.xml | 30047 | 2021-05-03 16:37:35 |
| nsp-20210503_pre.xml | 15899 | 2021-05-03 16:37:35 |
| R1.htm | 43933 | 2021-05-03 16:37:35 |
| report.css | 2767 | 2021-05-03 16:37:35 |
| Show.js | 1085 | 2021-05-03 16:37:35 |