Notes to the consolidated annual financial statements | Note 10

for the year ended 31 March
 
  Rm Goodwill Licences Trademark,
patents
and other
Customer
bases
Computer
software
Total

10.

Intangible assets

  1 April 2008 1 897 210 249 104 1 764 4 224
  Cost 2 426 479 445 920 3 735 8 005
  Accumulated amortisation and impairment losses (529) (269) (196) (816) (1 971) (3 781)
  Additions (1) 53 180 948 1 180
  Disposals 1 1
  Foreign currency translation differences 11 19 (7) 29 52
  Amortisation (17) (31) (98) (589) (735)
  Business combinations (Note 21) 5 522 16 1 437 32 7 007
  Impairment losses (Note 2) (1) (1)
  Transfer from property, plant and equipment (Note 9) 66 66
  31 March 2009 7 430 211 287 1 616 2 250 11 794
  Cost 7 969 514 514 2 713 4 816 16 526
  Accumulated amortisation and impairment losses (539) (303) (227) (1 097) (2 566) (4 732)
  Additions 2 669 671
  Foreign currency translation differences (1 297) (29) (305) (79) (1 710)
  Amortisation (16) (28) (189) (741) (974)
  Impairment losses (Note 2) (3 181) (93) (6) (5) (3 285)
  Transfer from property, plant and equipment (Note 9) 177 177
  31 March 2010 2 952 168 166 1 116 2 271 6 673
  Cost 6 646 425 514 2 347 5 525 15 457
  Accumulated amortisation and impairment losses (3 694) (257) (348) (1 231) (3 254) (8 784)
  Additions 635 153 32 13 716 1 549
  Disposals (633) (1) (634)
  Foreign currency translation differences (77) (7) 4 (54) (32) (166)
  Amortisation (16) (24) (185) (836) (1 061)
  Business combinations (Note 21) 36 4 4 (1) 43
  Impairment losses (Note 2) (943) (555) (2) (1 500)
  Transfer from property, plant and equipment (Note 9) 311 311
  31 March 2011 1 970 298 182 339 2 426 5 215
  Cost 6 321 560 445 2 267 6 434 16 027
  Accumulated amortisation and impairment losses (4 351) (262) (263) (1 928) (4 008) (10 812)
             
   
  Refer to Note 9 for details of intangible assets pledged as security against borrowings.