Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001102934-20-000055-index-headers.html | 2020-11-17 10:41:31 | |
| 0001102934-20-000055-index.html | 2020-11-17 10:41:31 | |
| 0001102934-20-000055.txt | 2020-11-17 10:41:31 | |
 0001102934-20-000055-xbrl.zip | 636903 | 2020-11-17 10:41:31 |
| ccmp-20200930.htm | 2871824 | 2020-11-17 10:41:31 |
| ccmp-20200930.xsd | 78565 | 2020-11-17 10:41:31 |
| ccmp-20200930xex211.htm | 23654 | 2020-11-17 10:41:31 |
| ccmp-20200930xex231.htm | 2207 | 2020-11-17 10:41:31 |
| ccmp-20200930xex241.htm | 13911 | 2020-11-17 10:41:31 |
| ccmp-20200930xex311.htm | 9425 | 2020-11-17 10:41:31 |
| ccmp-20200930xex312.htm | 9439 | 2020-11-17 10:41:31 |
| ccmp-20200930xex321.htm | 5517 | 2020-11-17 10:41:31 |
| ccmp-20200930_cal.xml | 154797 | 2020-11-17 10:41:31 |
| ccmp-20200930_def.xml | 480570 | 2020-11-17 10:41:31 |
 ccmp-20200930_g1.jpg | 103915 | 2020-11-17 10:41:31 |
| ccmp-20200930_htm.xml | 2806551 | 2020-11-17 10:41:31 |
| ccmp-20200930_lab.xml | 1090338 | 2020-11-17 10:41:31 |
| ccmp-20200930_pre.xml | 792734 | 2020-11-17 10:41:31 |
| ex1014shorttermincenti.htm | 21431 | 2020-11-17 10:41:31 |
| ex101cmcmaterialsinc20.htm | 84816 | 2020-11-17 10:41:31 |
| ex103directorsdeferred.htm | 49089 | 2020-11-17 10:41:31 |
| ex106directorscashcomp.htm | 17457 | 2020-11-17 10:41:31 |
| ex108cmcmaterialsinc20.htm | 107284 | 2020-11-17 10:41:31 |
| ex42descriptionofcompa.htm | 23166 | 2020-11-17 10:41:31 |
| FilingSummary.xml | 73944 | 2020-11-17 10:41:31 |
| Financial_Report.xlsx | 174457 | 2020-11-17 10:41:31 |
| MetaLinks.json | 1120423 | 2020-11-17 10:41:31 |
| R1.htm | 63700 | 2020-11-17 10:41:31 |
| R10.htm | 65266 | 2020-11-17 10:41:31 |
| R100.htm | 28176 | 2020-11-17 10:41:31 |
| R101.htm | 15749 | 2020-11-17 10:41:31 |
| R102.htm | 13782 | 2020-11-17 10:41:31 |
| R103.htm | 14219 | 2020-11-17 10:41:31 |
| R104.htm | 17099 | 2020-11-17 10:41:31 |
| R105.htm | 14221 | 2020-11-17 10:41:31 |
| R106.htm | 29797 | 2020-11-17 10:41:31 |
| R107.htm | 30720 | 2020-11-17 10:41:31 |
| R108.htm | 16324 | 2020-11-17 10:41:31 |
| R109.htm | 32471 | 2020-11-17 10:41:31 |
| R11.htm | 19223 | 2020-11-17 10:41:31 |
| R110.htm | 11436 | 2020-11-17 10:41:31 |
| R111.htm | 21332 | 2020-11-17 10:41:31 |
| R112.htm | 55277 | 2020-11-17 10:41:31 |
| R113.htm | 6827 | 2020-11-17 10:41:31 |
| R114.htm | 34654 | 2020-11-17 10:41:31 |
| R115.htm | 11910 | 2020-11-17 10:41:31 |
| R116.htm | 61509 | 2020-11-17 10:41:31 |
| R117.htm | 30158 | 2020-11-17 10:41:31 |
| R118.htm | 20949 | 2020-11-17 10:41:31 |
| R119.htm | 41134 | 2020-11-17 10:41:31 |
| R12.htm | 30211 | 2020-11-17 10:41:31 |
| R120.htm | 14633 | 2020-11-17 10:41:31 |
| R13.htm | 34511 | 2020-11-17 10:41:31 |
| R14.htm | 11228 | 2020-11-17 10:41:31 |
| R15.htm | 20493 | 2020-11-17 10:41:31 |
| R16.htm | 13332 | 2020-11-17 10:41:31 |
| R17.htm | 88492 | 2020-11-17 10:41:31 |
| R18.htm | 15940 | 2020-11-17 10:41:31 |
| R19.htm | 13261 | 2020-11-17 10:41:31 |
| R2.htm | 68861 | 2020-11-17 10:41:31 |
| R20.htm | 19803 | 2020-11-17 10:41:31 |
| R21.htm | 25445 | 2020-11-17 10:41:31 |
| R22.htm | 33610 | 2020-11-17 10:41:31 |
| R23.htm | 43950 | 2020-11-17 10:41:31 |
| R24.htm | 37538 | 2020-11-17 10:41:31 |
| R25.htm | 93890 | 2020-11-17 10:41:31 |
| R26.htm | 23534 | 2020-11-17 10:41:31 |
| R27.htm | 83456 | 2020-11-17 10:41:31 |
| R28.htm | 16862 | 2020-11-17 10:41:31 |
| R29.htm | 29323 | 2020-11-17 10:41:31 |
| R3.htm | 27727 | 2020-11-17 10:41:31 |
| R30.htm | 73572 | 2020-11-17 10:41:31 |
| R31.htm | 32305 | 2020-11-17 10:41:31 |
| R32.htm | 60505 | 2020-11-17 10:41:31 |
| R33.htm | 24525 | 2020-11-17 10:41:31 |
| R34.htm | 97158 | 2020-11-17 10:41:31 |
| R35.htm | 34769 | 2020-11-17 10:41:31 |
| R36.htm | 16933 | 2020-11-17 10:41:31 |
| R37.htm | 42960 | 2020-11-17 10:41:31 |
| R38.htm | 32172 | 2020-11-17 10:41:31 |
| R39.htm | 12241 | 2020-11-17 10:41:31 |
| R4.htm | 83882 | 2020-11-17 10:41:31 |
| R40.htm | 19082 | 2020-11-17 10:41:31 |
| R41.htm | 13285 | 2020-11-17 10:41:31 |
| R42.htm | 153861 | 2020-11-17 10:41:31 |
| R43.htm | 13644 | 2020-11-17 10:41:31 |
| R44.htm | 13483 | 2020-11-17 10:41:31 |
| R45.htm | 19911 | 2020-11-17 10:41:31 |
| R46.htm | 23913 | 2020-11-17 10:41:31 |
| R47.htm | 40142 | 2020-11-17 10:41:31 |
| R48.htm | 48503 | 2020-11-17 10:41:31 |
| R49.htm | 36147 | 2020-11-17 10:41:31 |
| R5.htm | 14887 | 2020-11-17 10:41:31 |
| R50.htm | 89158 | 2020-11-17 10:41:31 |
| R51.htm | 21088 | 2020-11-17 10:41:31 |
| R52.htm | 86837 | 2020-11-17 10:41:31 |
| R53.htm | 30885 | 2020-11-17 10:41:31 |
| R54.htm | 68961 | 2020-11-17 10:41:31 |
| R55.htm | 35745 | 2020-11-17 10:41:31 |
| R56.htm | 60372 | 2020-11-17 10:41:31 |
| R57.htm | 4549 | 2020-11-17 10:41:31 |
| R58.htm | 11957 | 2020-11-17 10:41:31 |
| R59.htm | 20279 | 2020-11-17 10:41:31 |
| R6.htm | 126142 | 2020-11-17 10:41:31 |
| R60.htm | 23277 | 2020-11-17 10:41:31 |
| R61.htm | 7319 | 2020-11-17 10:41:31 |
| R62.htm | 23145 | 2020-11-17 10:41:31 |
| R63.htm | 7612 | 2020-11-17 10:41:31 |
| R64.htm | 4641 | 2020-11-17 10:41:31 |
| R65.htm | 16597 | 2020-11-17 10:41:31 |
| R66.htm | 37173 | 2020-11-17 10:41:31 |
| R67.htm | 13765 | 2020-11-17 10:41:31 |
| R68.htm | 35743 | 2020-11-17 10:41:31 |
| R69.htm | 12787 | 2020-11-17 10:41:31 |
| R7.htm | 113033 | 2020-11-17 10:41:31 |
| R70.htm | 24417 | 2020-11-17 10:41:31 |
| R71.htm | 11899 | 2020-11-17 10:41:31 |
| R72.htm | 38425 | 2020-11-17 10:41:31 |
| R73.htm | 14327 | 2020-11-17 10:41:31 |
| R74.htm | 18294 | 2020-11-17 10:41:31 |
| R75.htm | 23875 | 2020-11-17 10:41:31 |
| R76.htm | 36936 | 2020-11-17 10:41:31 |
| R77.htm | 17364 | 2020-11-17 10:41:31 |
| R78.htm | 13372 | 2020-11-17 10:41:31 |
| R79.htm | 16749 | 2020-11-17 10:41:31 |
| R8.htm | 15811 | 2020-11-17 10:41:31 |
| R80.htm | 20909 | 2020-11-17 10:41:31 |
| R81.htm | 14455 | 2020-11-17 10:41:31 |
| R82.htm | 30524 | 2020-11-17 10:41:31 |
| R83.htm | 23086 | 2020-11-17 10:41:31 |
| R84.htm | 46409 | 2020-11-17 10:41:31 |
| R85.htm | 22481 | 2020-11-17 10:41:31 |
| R86.htm | 6484 | 2020-11-17 10:41:31 |
| R87.htm | 8257 | 2020-11-17 10:41:31 |
| R88.htm | 18973 | 2020-11-17 10:41:31 |
| R89.htm | 24925 | 2020-11-17 10:41:31 |
| R9.htm | 8276 | 2020-11-17 10:41:31 |
| R90.htm | 19378 | 2020-11-17 10:41:31 |
| R91.htm | 11102 | 2020-11-17 10:41:31 |
| R92.htm | 22996 | 2020-11-17 10:41:31 |
| R93.htm | 12322 | 2020-11-17 10:41:31 |
| R94.htm | 6599 | 2020-11-17 10:41:31 |
| R95.htm | 5880 | 2020-11-17 10:41:31 |
| R96.htm | 54325 | 2020-11-17 10:41:31 |
| R97.htm | 42130 | 2020-11-17 10:41:31 |
| R98.htm | 22183 | 2020-11-17 10:41:31 |
| R99.htm | 62082 | 2020-11-17 10:41:31 |
| R9999.htm | 11987 | 2020-11-17 10:41:31 |
| report.css | 2768 | 2020-11-17 10:41:31 |
| Show.js | 1086 | 2020-11-17 10:41:31 |
| stockcert.htm | 27512 | 2020-11-17 10:41:31 |
 stockcert001.jpg | 213243 | 2020-11-17 10:41:31 |