Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000007332-13-000007-index-headers.html | 2013-02-20 20:05:39 | |
| 0000007332-13-000007-index.html | 2013-02-20 20:05:39 | |
| 0000007332-13-000007.txt | 2013-02-20 20:05:39 | |
 0000007332-13-000007-xbrl.zip | 363721 | 2013-02-20 20:05:39 |
| exhibit211.htm | 6260 | 2013-02-20 20:05:39 |
| exhibit231.htm | 1719 | 2013-02-20 20:05:39 |
| exhibit232.htm | 2750 | 2013-02-20 20:05:39 |
| exhibit311.htm | 8284 | 2013-02-20 20:05:39 |
| exhibit312.htm | 8010 | 2013-02-20 20:05:39 |
| exhibit32.htm | 173795 | 2013-02-20 20:05:39 |
| exhibit321.htm | 5270 | 2013-02-20 20:05:39 |
| exhibit951.htm | 65223 | 2013-02-20 20:05:39 |
| exhibit991.htm | 24157 | 2013-02-20 20:05:39 |
| FilingSummary.xml | 51134 | 2013-02-20 20:05:39 |
| Financial_Report.xls | 7083692 | 2013-02-20 20:05:39 |
| R1.htm | 39463 | 2013-02-20 20:05:39 |
| R10.htm | 11263 | 2013-02-20 20:05:39 |
| R11.htm | 19792 | 2013-02-20 20:05:39 |
| R12.htm | 341869 | 2013-02-20 20:05:39 |
| R13.htm | 252996 | 2013-02-20 20:05:39 |
| R14.htm | 171897 | 2013-02-20 20:05:39 |
| R15.htm | 68569 | 2013-02-20 20:05:39 |
| R16.htm | 39116 | 2013-02-20 20:05:39 |
| R17.htm | 146395 | 2013-02-20 20:05:39 |
| R18.htm | 40993 | 2013-02-20 20:05:39 |
| R19.htm | 501933 | 2013-02-20 20:05:39 |
| R2.htm | 149544 | 2013-02-20 20:05:39 |
| R20.htm | 301042 | 2013-02-20 20:05:39 |
| R21.htm | 177734 | 2013-02-20 20:05:39 |
| R22.htm | 90475 | 2013-02-20 20:05:39 |
| R23.htm | 1162428 | 2013-02-20 20:05:39 |
| R24.htm | 127684 | 2013-02-20 20:05:39 |
| R25.htm | 22182 | 2013-02-20 20:05:39 |
| R26.htm | 18358 | 2013-02-20 20:05:39 |
| R27.htm | 348885 | 2013-02-20 20:05:39 |
| R28.htm | 232970 | 2013-02-20 20:05:39 |
| R29.htm | 158933 | 2013-02-20 20:05:39 |
| R3.htm | 77874 | 2013-02-20 20:05:39 |
| R30.htm | 56763 | 2013-02-20 20:05:39 |
| R31.htm | 140364 | 2013-02-20 20:05:39 |
| R32.htm | 37728 | 2013-02-20 20:05:39 |
| R33.htm | 492308 | 2013-02-20 20:05:39 |
| R34.htm | 295915 | 2013-02-20 20:05:39 |
| R35.htm | 167088 | 2013-02-20 20:05:39 |
| R36.htm | 86702 | 2013-02-20 20:05:39 |
| R37.htm | 1161705 | 2013-02-20 20:05:39 |
| R38.htm | 65726 | 2013-02-20 20:05:39 |
| R39.htm | 18664 | 2013-02-20 20:05:39 |
| R4.htm | 26721 | 2013-02-20 20:05:39 |
| R40.htm | 9722 | 2013-02-20 20:05:39 |
| R41.htm | 21196 | 2013-02-20 20:05:39 |
| R42.htm | 22611 | 2013-02-20 20:05:39 |
| R43.htm | 36970 | 2013-02-20 20:05:39 |
| R44.htm | 26167 | 2013-02-20 20:05:39 |
| R45.htm | 39705 | 2013-02-20 20:05:39 |
| R46.htm | 29006 | 2013-02-20 20:05:39 |
| R47.htm | 45071 | 2013-02-20 20:05:39 |
| R48.htm | 23310 | 2013-02-20 20:05:39 |
| R49.htm | 22344 | 2013-02-20 20:05:39 |
| R5.htm | 136474 | 2013-02-20 20:05:39 |
| R50.htm | 36747 | 2013-02-20 20:05:39 |
| R51.htm | 6042 | 2013-02-20 20:05:39 |
| R52.htm | 17407 | 2013-02-20 20:05:39 |
| R53.htm | 12016 | 2013-02-20 20:05:39 |
| R54.htm | 6585 | 2013-02-20 20:05:39 |
| R55.htm | 27956 | 2013-02-20 20:05:39 |
| R56.htm | 19072 | 2013-02-20 20:05:39 |
| R57.htm | 24206 | 2013-02-20 20:05:39 |
| R58.htm | 38299 | 2013-02-20 20:05:39 |
| R59.htm | 56541 | 2013-02-20 20:05:39 |
| R6.htm | 5652 | 2013-02-20 20:05:39 |
| R60.htm | 150712 | 2013-02-20 20:05:39 |
| R61.htm | 43645 | 2013-02-20 20:05:39 |
| R62.htm | 48729 | 2013-02-20 20:05:39 |
| R63.htm | 24581 | 2013-02-20 20:05:39 |
| R64.htm | 53557 | 2013-02-20 20:05:39 |
| R65.htm | 28695 | 2013-02-20 20:05:39 |
| R66.htm | 37132 | 2013-02-20 20:05:39 |
| R67.htm | 66240 | 2013-02-20 20:05:39 |
| R68.htm | 14407 | 2013-02-20 20:05:39 |
| R69.htm | 40680 | 2013-02-20 20:05:39 |
| R7.htm | 144088 | 2013-02-20 20:05:39 |
| R70.htm | 30322 | 2013-02-20 20:05:39 |
| R71.htm | 10657 | 2013-02-20 20:05:39 |
| R72.htm | 15476 | 2013-02-20 20:05:39 |
| R73.htm | 12126 | 2013-02-20 20:05:39 |
| R74.htm | 15272 | 2013-02-20 20:05:39 |
| R75.htm | 21216 | 2013-02-20 20:05:39 |
| R76.htm | 23375 | 2013-02-20 20:05:39 |
| R77.htm | 34822 | 2013-02-20 20:05:39 |
| R78.htm | 71815 | 2013-02-20 20:05:39 |
| R79.htm | 13575 | 2013-02-20 20:05:39 |
| R8.htm | 107854 | 2013-02-20 20:05:39 |
| R80.htm | 32452 | 2013-02-20 20:05:39 |
| R81.htm | 33540 | 2013-02-20 20:05:39 |
| R82.htm | 93849 | 2013-02-20 20:05:39 |
| R83.htm | 37811 | 2013-02-20 20:05:39 |
| R84.htm | 106511 | 2013-02-20 20:05:39 |
| R85.htm | 118865 | 2013-02-20 20:05:39 |
| R86.htm | 80970 | 2013-02-20 20:05:39 |
| R9.htm | 71114 | 2013-02-20 20:05:39 |
| report.css | 2721 | 2013-02-20 20:05:39 |
| Show.js | 6423 | 2013-02-20 20:05:39 |
| swn-20121231.xml | 7631791 | 2013-02-20 20:05:39 |
| swn-20121231.xsd | 100630 | 2013-02-20 20:05:39 |
| swn-20121231_cal.xml | 64458 | 2013-02-20 20:05:39 |
| swn-20121231_def.xml | 323796 | 2013-02-20 20:05:39 |
| swn-20121231_lab.xml | 765600 | 2013-02-20 20:05:39 |
| swn-20121231_pre.xml | 636340 | 2013-02-20 20:05:39 |
| swn20121231x10k.htm | 5747204 | 2013-02-20 20:05:39 |
| 822329 | 2013-02-20 20:05:39 | |
 swn20121231x10kg1.jpg | 6487 | 2013-02-20 20:05:39 |
 swn20121231x10kg2.jpg | 51499 | 2013-02-20 20:05:39 |