Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000818479-22-000015-index-headers.html | 2022-03-01 08:03:36 | |
| 0000818479-22-000015-index.html | 2022-03-01 08:03:36 | |
| 0000818479-22-000015.txt | 2022-03-01 08:03:36 | |
 0000818479-22-000015-xbrl.zip | 746723 | 2022-03-01 08:03:36 |
| exhibit1019bq4202110-k.htm | 94417 | 2022-03-01 08:03:36 |
| exhibit1024eq4202110-k.htm | 21389 | 2022-03-01 08:03:36 |
| exhibit211q4202110-k.htm | 29951 | 2022-03-01 08:03:36 |
| exhibit231q4202110-k.htm | 3563 | 2022-03-01 08:03:36 |
| exhibit311q4202110-k.htm | 10677 | 2022-03-01 08:03:36 |
| exhibit312q4202110-k.htm | 10578 | 2022-03-01 08:03:36 |
| exhibit32q4202110-k.htm | 6502 | 2022-03-01 08:03:36 |
| FilingSummary.xml | 83011 | 2022-03-01 08:03:36 |
| Financial_Report.xlsx | 220499 | 2022-03-01 08:03:36 |
 image_1.jpg | 7462 | 2022-03-01 08:03:36 |
 image_2.jpg | 6095 | 2022-03-01 08:03:36 |
| MetaLinks.json | 1444030 | 2022-03-01 08:03:36 |
| R1.htm | 63352 | 2022-03-01 08:03:36 |
| R10.htm | 91105 | 2022-03-01 08:03:36 |
| R100.htm | 18980 | 2022-03-01 08:03:36 |
| R101.htm | 12424 | 2022-03-01 08:03:36 |
| R102.htm | 29984 | 2022-03-01 08:03:36 |
| R103.htm | 31788 | 2022-03-01 08:03:36 |
| R104.htm | 51181 | 2022-03-01 08:03:36 |
| R105.htm | 11052 | 2022-03-01 08:03:36 |
| R106.htm | 46323 | 2022-03-01 08:03:36 |
| R107.htm | 18352 | 2022-03-01 08:03:36 |
| R108.htm | 43298 | 2022-03-01 08:03:36 |
| R109.htm | 51073 | 2022-03-01 08:03:36 |
| R11.htm | 49418 | 2022-03-01 08:03:36 |
| R110.htm | 24082 | 2022-03-01 08:03:36 |
| R111.htm | 13491 | 2022-03-01 08:03:36 |
| R112.htm | 10281 | 2022-03-01 08:03:36 |
| R113.htm | 32707 | 2022-03-01 08:03:36 |
| R114.htm | 13945 | 2022-03-01 08:03:36 |
| R115.htm | 9226 | 2022-03-01 08:03:36 |
| R116.htm | 11925 | 2022-03-01 08:03:36 |
| R117.htm | 76642 | 2022-03-01 08:03:36 |
| R118.htm | 41553 | 2022-03-01 08:03:36 |
| R119.htm | 14220 | 2022-03-01 08:03:36 |
| R12.htm | 88547 | 2022-03-01 08:03:36 |
| R120.htm | 34139 | 2022-03-01 08:03:36 |
| R121.htm | 16302 | 2022-03-01 08:03:36 |
| R122.htm | 44585 | 2022-03-01 08:03:36 |
| R123.htm | 22458 | 2022-03-01 08:03:36 |
| R124.htm | 31199 | 2022-03-01 08:03:36 |
| R125.htm | 79378 | 2022-03-01 08:03:36 |
| R126.htm | 53109 | 2022-03-01 08:03:36 |
| R127.htm | 43575 | 2022-03-01 08:03:36 |
| R128.htm | 55052 | 2022-03-01 08:03:36 |
| R129.htm | 21039 | 2022-03-01 08:03:36 |
| R13.htm | 27648 | 2022-03-01 08:03:36 |
| R130.htm | 58213 | 2022-03-01 08:03:36 |
| R131.htm | 21669 | 2022-03-01 08:03:36 |
| R132.htm | 15341 | 2022-03-01 08:03:36 |
| R133.htm | 24487 | 2022-03-01 08:03:36 |
| R14.htm | 92350 | 2022-03-01 08:03:36 |
| R15.htm | 62298 | 2022-03-01 08:03:36 |
| R16.htm | 112045 | 2022-03-01 08:03:36 |
| R17.htm | 13460 | 2022-03-01 08:03:36 |
| R18.htm | 12717 | 2022-03-01 08:03:36 |
| R19.htm | 17869 | 2022-03-01 08:03:36 |
| R2.htm | 7879 | 2022-03-01 08:03:36 |
| R20.htm | 134345 | 2022-03-01 08:03:36 |
| R21.htm | 90932 | 2022-03-01 08:03:36 |
| R22.htm | 12867 | 2022-03-01 08:03:36 |
| R23.htm | 25446 | 2022-03-01 08:03:36 |
| R24.htm | 91953 | 2022-03-01 08:03:36 |
| R25.htm | 30747 | 2022-03-01 08:03:36 |
| R26.htm | 140653 | 2022-03-01 08:03:36 |
| R27.htm | 239167 | 2022-03-01 08:03:36 |
| R28.htm | 106765 | 2022-03-01 08:03:36 |
| R29.htm | 276659 | 2022-03-01 08:03:36 |
| R3.htm | 94065 | 2022-03-01 08:03:36 |
| R30.htm | 79773 | 2022-03-01 08:03:36 |
| R31.htm | 29381 | 2022-03-01 08:03:36 |
| R32.htm | 51172 | 2022-03-01 08:03:36 |
| R33.htm | 136845 | 2022-03-01 08:03:36 |
| R34.htm | 35200 | 2022-03-01 08:03:36 |
| R35.htm | 39895 | 2022-03-01 08:03:36 |
| R36.htm | 92872 | 2022-03-01 08:03:36 |
| R37.htm | 26211 | 2022-03-01 08:03:36 |
| R38.htm | 92211 | 2022-03-01 08:03:36 |
| R39.htm | 51358 | 2022-03-01 08:03:36 |
| R4.htm | 40209 | 2022-03-01 08:03:36 |
| R40.htm | 117101 | 2022-03-01 08:03:36 |
| R41.htm | 13132 | 2022-03-01 08:03:36 |
| R42.htm | 13308 | 2022-03-01 08:03:36 |
| R43.htm | 20680 | 2022-03-01 08:03:36 |
| R44.htm | 92314 | 2022-03-01 08:03:36 |
| R45.htm | 121619 | 2022-03-01 08:03:36 |
| R46.htm | 13600 | 2022-03-01 08:03:36 |
| R47.htm | 25079 | 2022-03-01 08:03:36 |
| R48.htm | 91899 | 2022-03-01 08:03:36 |
| R49.htm | 24026 | 2022-03-01 08:03:36 |
| R5.htm | 124434 | 2022-03-01 08:03:36 |
| R50.htm | 139475 | 2022-03-01 08:03:36 |
| R51.htm | 249360 | 2022-03-01 08:03:36 |
| R52.htm | 109894 | 2022-03-01 08:03:36 |
| R53.htm | 268546 | 2022-03-01 08:03:36 |
| R54.htm | 78739 | 2022-03-01 08:03:36 |
| R55.htm | 10974 | 2022-03-01 08:03:36 |
| R56.htm | 93253 | 2022-03-01 08:03:36 |
| R57.htm | 12646 | 2022-03-01 08:03:36 |
| R58.htm | 6901 | 2022-03-01 08:03:36 |
| R59.htm | 37372 | 2022-03-01 08:03:36 |
| R6.htm | 19959 | 2022-03-01 08:03:36 |
| R60.htm | 39055 | 2022-03-01 08:03:36 |
| R61.htm | 14572 | 2022-03-01 08:03:36 |
| R62.htm | 15946 | 2022-03-01 08:03:36 |
| R63.htm | 38228 | 2022-03-01 08:03:36 |
| R64.htm | 39234 | 2022-03-01 08:03:36 |
| R65.htm | 24535 | 2022-03-01 08:03:36 |
| R66.htm | 38982 | 2022-03-01 08:03:36 |
| R67.htm | 6947 | 2022-03-01 08:03:36 |
| R68.htm | 20376 | 2022-03-01 08:03:36 |
| R69.htm | 57059 | 2022-03-01 08:03:36 |
| R7.htm | 65691 | 2022-03-01 08:03:36 |
| R70.htm | 46596 | 2022-03-01 08:03:36 |
| R71.htm | 88334 | 2022-03-01 08:03:36 |
| R72.htm | 36824 | 2022-03-01 08:03:36 |
| R73.htm | 36457 | 2022-03-01 08:03:36 |
| R74.htm | 4853 | 2022-03-01 08:03:36 |
| R75.htm | 16586 | 2022-03-01 08:03:36 |
| R76.htm | 12697 | 2022-03-01 08:03:36 |
| R77.htm | 42900 | 2022-03-01 08:03:36 |
| R78.htm | 10098 | 2022-03-01 08:03:36 |
| R79.htm | 18628 | 2022-03-01 08:03:36 |
| R8.htm | 4626 | 2022-03-01 08:03:36 |
| R80.htm | 25110 | 2022-03-01 08:03:36 |
| R81.htm | 14463 | 2022-03-01 08:03:36 |
| R82.htm | 9198 | 2022-03-01 08:03:36 |
| R83.htm | 12079 | 2022-03-01 08:03:36 |
| R84.htm | 4612 | 2022-03-01 08:03:36 |
| R85.htm | 21778 | 2022-03-01 08:03:36 |
| R86.htm | 41057 | 2022-03-01 08:03:36 |
| R87.htm | 11162 | 2022-03-01 08:03:36 |
| R88.htm | 57713 | 2022-03-01 08:03:36 |
| R89.htm | 11455 | 2022-03-01 08:03:36 |
| R9.htm | 114059 | 2022-03-01 08:03:36 |
| R90.htm | 60169 | 2022-03-01 08:03:36 |
| R91.htm | 24869 | 2022-03-01 08:03:36 |
| R92.htm | 30824 | 2022-03-01 08:03:36 |
| R93.htm | 13710 | 2022-03-01 08:03:36 |
| R94.htm | 41840 | 2022-03-01 08:03:36 |
| R95.htm | 21059 | 2022-03-01 08:03:36 |
| R96.htm | 26988 | 2022-03-01 08:03:36 |
| R97.htm | 84137 | 2022-03-01 08:03:36 |
| R98.htm | 23169 | 2022-03-01 08:03:36 |
| R99.htm | 14400 | 2022-03-01 08:03:36 |
| report.css | 2768 | 2022-03-01 08:03:36 |
| Show.js | 1086 | 2022-03-01 08:03:36 |
| xray-20211231.htm | 4756514 | 2022-03-01 08:03:36 |
| xray-20211231.xsd | 117133 | 2022-03-01 08:03:36 |
| xray-20211231_cal.xml | 197561 | 2022-03-01 08:03:36 |
| xray-20211231_def.xml | 622080 | 2022-03-01 08:03:36 |
 xray-20211231_g1.jpg | 37611 | 2022-03-01 08:03:36 |
| xray-20211231_htm.xml | 5544777 | 2022-03-01 08:03:36 |
| xray-20211231_lab.xml | 1467851 | 2022-03-01 08:03:36 |
| xray-20211231_pre.xml | 1037083 | 2022-03-01 08:03:36 |