Annual report pursuant to Section 13 and 15(d)

Schedule of Stockholders' Equity Note, Warrants or Rights, Activity (Details)

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Schedule of Stockholders' Equity Note, Warrants or Rights, Activity (Details) (USD $)
 12 Months Ended
Nov. 30, 2014
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 1 $ 4,319,000sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroTwoGQcNgNEightPGHJ
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 2 0.19sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroTZeroNineGEightFourcSDZeroDx
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 3 100,000sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerofTwogTwoNzpZhCTH
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 4 0.47sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerohNineFourKSixlfXQJVL
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 5 50,000sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroPNineTFivefEightDDSBzV
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 6 0.47sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroOneXfNDMCTFourcEightFour
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 7 100,000sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroKQgNineCEightHWxHyG
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 8 0.47sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroslXWDFourCdwwDEight
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 9 75,000sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroMZSevenFiveFiveJkdgZeroRR
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 10 0.47sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroTxZdkxmRpdCEight
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 11 898,645sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroJxWcpQxSixQFourzT
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 12 0.38sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerozkgFFourNlTwoQGkt
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 13 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroFiveNineTwoqKtThreeRdMSixS
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 14 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerobGcLZerocTwoTwoHFourTwoTwo
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 15 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerodgThreelNineBtbsGDFive
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 16 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroTVgQMlpdFRqJ
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 17 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerosnTwohSevenwTJFourNinepr
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 18 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroThreefFourSThreedcNgFourTc
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 19 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroqtvmlrDQCKHR
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 20 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroVSevenCEightThreekgMqKSixh
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 21 5,542,645sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerokyDStFivebFXTwoHk
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 22 0.23sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroLTRSixEightNineCZsFourxTwo
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 23 151,900sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroSevenKXqkSSevenhtTkG
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 24 0.45sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerobrfZnSixhvHczy
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 25 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroJFtThreeZeroZeroCtZwFFive
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 26 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerobFFiveqTwoFourpZOneSfT
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 27 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroZeroEightQkQlWFourrsxl
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 28 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroEightkThreeNrTwcMDlR
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 29 (850,000)sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroZLdTwomDchtyFourQ
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 30 0.25sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroKVNyfBnThreeNbdR
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 31 (50,000)sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZerovRPmbFourgHkZhG
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 32 0.25sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroyFiveBBQSixdCcfHF
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 33 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeropTwozpSevenfVtFourSixZeroT
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 34 0sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroWclThreeXgmWLTJJ
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 35 4,794,545sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroKNineyJQsLFourNinessG
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 36 0.24sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroSixOnekWFivedNKCyfSeven
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 37 4,794,545sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroJZeroCGvPFiveZerodNineEightn
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 38 0.24sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroHMLMWThreeRcNZVS
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 39 $ 5,542,645sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroHThreevQsFourshOneSevenXNine
Stock Purchase Warrants Schedule Of Stockholders' Equity Note, Warrants Or Rights, Activity 40 0.23sdev_ScheduleOfStockholdersaposEquityNoteWarrantsOrRightsActivityZeroTwoSixNineFourZeroNgSixqZBTTwoFourHCf