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 0001104659-20-068090-index-headers.html | 2020-06-01 10:39:53 | |
| 0001104659-20-068090-index.html | 2020-06-01 10:39:53 | |
| 0001104659-20-068090.txt | 2020-06-01 10:39:53 | |
 0001104659-20-068090-xbrl.zip | 12979 | 2020-06-01 10:39:53 |
| FilingSummary.xml | 1636 | 2020-06-01 10:39:53 |
| Financial_Report.xlsx | 5758 | 2020-06-01 10:39:53 |
| MetaLinks.json | 38740 | 2020-06-01 10:39:53 |
| pfg-20200526.xsd | 3186 | 2020-06-01 10:39:53 |
| pfg-20200526_lab.xml | 34591 | 2020-06-01 10:39:53 |
| pfg-20200526_pre.xml | 22711 | 2020-06-01 10:39:53 |
| R1.htm | 38576 | 2020-06-01 10:39:53 |
| report.css | 2767 | 2020-06-01 10:39:53 |
| Show.js | 1085 | 2020-06-01 10:39:53 |
| tm2021417-1_8k.htm | 26636 | 2020-06-01 10:39:53 |
| tm2021417-1_8k_htm.xml | 3467 | 2020-06-01 10:39:53 |
| tm2021417d1_ex99.htm | 7008 | 2020-06-01 10:39:53 |
 tm2021417d1_ex99img001.jpg | 4152 | 2020-06-01 10:39:53 |
 tm2021417d1_ex99img002.jpg | 5055 | 2020-06-01 10:39:53 |