Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000822818-15-000013-index-headers.html | 2015-05-07 15:47:47 | |
| 0000822818-15-000013-index.html | 2015-05-07 15:47:47 | |
| 0000822818-15-000013.txt | 2015-05-07 15:47:47 | |
 0000822818-15-000013-xbrl.zip | 238618 | 2015-05-07 15:47:47 |
| clh-20150331.xml | 2655984 | 2015-05-07 15:47:47 |
| clh-20150331.xsd | 61498 | 2015-05-07 15:47:47 |
| clh-20150331_cal.xml | 106614 | 2015-05-07 15:47:47 |
| clh-20150331_def.xml | 243861 | 2015-05-07 15:47:47 |
| clh-20150331_lab.xml | 679889 | 2015-05-07 15:47:47 |
| clh-20150331_pre.xml | 412326 | 2015-05-07 15:47:47 |
| clh-3312015ex311.htm | 11596 | 2015-05-07 15:47:47 |
| clh-3312015xq1.htm | 1499233 | 2015-05-07 15:47:47 |
| clh3312015ex312.htm | 11618 | 2015-05-07 15:47:47 |
| clh3312015ex32.htm | 13245 | 2015-05-07 15:47:47 |
| FilingSummary.xml | 35017 | 2015-05-07 15:47:47 |
| Financial_Report.xls | 2260493 | 2015-05-07 15:47:47 |
| Financial_Report.xlsx | 266454 | 2015-05-07 15:47:47 |
| R1.htm | 27399 | 2015-05-07 15:47:47 |
| R10.htm | 10968 | 2015-05-07 15:47:47 |
| R11.htm | 10077 | 2015-05-07 15:47:47 |
| R12.htm | 12108 | 2015-05-07 15:47:47 |
| R13.htm | 19569 | 2015-05-07 15:47:47 |
| R14.htm | 29224 | 2015-05-07 15:47:47 |
| R15.htm | 71198 | 2015-05-07 15:47:47 |
| R16.htm | 17567 | 2015-05-07 15:47:47 |
| R17.htm | 30877 | 2015-05-07 15:47:47 |
| R18.htm | 33706 | 2015-05-07 15:47:47 |
| R19.htm | 20543 | 2015-05-07 15:47:47 |
| R2.htm | 136062 | 2015-05-07 15:47:47 |
| R20.htm | 10080 | 2015-05-07 15:47:47 |
| R21.htm | 29366 | 2015-05-07 15:47:47 |
| R22.htm | 31739 | 2015-05-07 15:47:47 |
| R23.htm | 38572 | 2015-05-07 15:47:47 |
| R24.htm | 32966 | 2015-05-07 15:47:47 |
| R25.htm | 180737 | 2015-05-07 15:47:47 |
| R26.htm | 548226 | 2015-05-07 15:47:47 |
| R27.htm | 6877 | 2015-05-07 15:47:47 |
| R28.htm | 9197 | 2015-05-07 15:47:47 |
| R29.htm | 17990 | 2015-05-07 15:47:47 |
| R3.htm | 29520 | 2015-05-07 15:47:47 |
| R30.htm | 26896 | 2015-05-07 15:47:47 |
| R31.htm | 69851 | 2015-05-07 15:47:47 |
| R32.htm | 17414 | 2015-05-07 15:47:47 |
| R33.htm | 28988 | 2015-05-07 15:47:47 |
| R34.htm | 32567 | 2015-05-07 15:47:47 |
| R35.htm | 16472 | 2015-05-07 15:47:47 |
| R36.htm | 26478 | 2015-05-07 15:47:47 |
| R37.htm | 31307 | 2015-05-07 15:47:47 |
| R38.htm | 30605 | 2015-05-07 15:47:47 |
| R39.htm | 179359 | 2015-05-07 15:47:47 |
| R4.htm | 70704 | 2015-05-07 15:47:47 |
| R40.htm | 544214 | 2015-05-07 15:47:47 |
| R41.htm | 5713 | 2015-05-07 15:47:47 |
| R42.htm | 14810 | 2015-05-07 15:47:47 |
| R43.htm | 20403 | 2015-05-07 15:47:47 |
| R44.htm | 52206 | 2015-05-07 15:47:47 |
| R45.htm | 12716 | 2015-05-07 15:47:47 |
| R46.htm | 51317 | 2015-05-07 15:47:47 |
| R47.htm | 24577 | 2015-05-07 15:47:47 |
| R48.htm | 25173 | 2015-05-07 15:47:47 |
| R49.htm | 42628 | 2015-05-07 15:47:47 |
| R5.htm | 6114 | 2015-05-07 15:47:47 |
| R50.htm | 40379 | 2015-05-07 15:47:47 |
| R51.htm | 54056 | 2015-05-07 15:47:47 |
| R52.htm | 17743 | 2015-05-07 15:47:47 |
| R53.htm | 8413 | 2015-05-07 15:47:47 |
| R54.htm | 29404 | 2015-05-07 15:47:47 |
| R55.htm | 26944 | 2015-05-07 15:47:47 |
| R56.htm | 7676 | 2015-05-07 15:47:47 |
| R57.htm | 42396 | 2015-05-07 15:47:47 |
| R58.htm | 46158 | 2015-05-07 15:47:47 |
| R59.htm | 35682 | 2015-05-07 15:47:47 |
| R6.htm | 30031 | 2015-05-07 15:47:47 |
| R60.htm | 85803 | 2015-05-07 15:47:47 |
| R61.htm | 8033 | 2015-05-07 15:47:47 |
| R62.htm | 86942 | 2015-05-07 15:47:47 |
| R63.htm | 49729 | 2015-05-07 15:47:47 |
| R64.htm | 61418 | 2015-05-07 15:47:47 |
| R65.htm | 16038 | 2015-05-07 15:47:47 |
| R66.htm | 177366 | 2015-05-07 15:47:47 |
| R67.htm | 159096 | 2015-05-07 15:47:47 |
| R68.htm | 148183 | 2015-05-07 15:47:47 |
| R7.htm | 10862 | 2015-05-07 15:47:47 |
| R8.htm | 140300 | 2015-05-07 15:47:47 |
| R9.htm | 50739 | 2015-05-07 15:47:47 |
| report.css | 2740 | 2015-05-07 15:47:47 |
| Show.js | 1410 | 2015-05-07 15:47:47 |