| group | ||||||||||||
| Share | ||||||||||||
| capital and | Other | Retained | ||||||||||
| premium | reserves | earnings | Total | |||||||||
| Notes | Rm | Rm | Rm | Rm | ||||||||
| Balance at 1 April 2005 | 676.9 | 52.3 | 1 330.4 | 2 059.6 | ||||||||
| Net profit attributable to ordinary shareholders | - | - | 448.7 | 448.7 | ||||||||
| Fair value adjustments of available-for-sale investments, net of tax | - | 61.4 | - | 61.4 | ||||||||
| Disposal of available-for-sale investments recognised | - | (4.8) | - | (4.8) | ||||||||
| Available-for-sale assets impaired | - | 12.3 | - | 12.3 | ||||||||
| Share-based payment | - | 58.7 | - | 58.7 | ||||||||
| Transfer of share-based payment reserve to retained income on vesting | - | (69.2) | 69.2 | - | ||||||||
| Cost of treasury shares acquired | ||||||||||||
| Share repurchase programme | (151.9) | - | - | (151.9) | ||||||||
| Share trust | (0.3) | - | - | (0.3) | ||||||||
| Cost of share awards to employees | 0.2 | - | (0.2) | - | ||||||||
| Profit on sale of own shares | - | - | 2.3 | 2.3 | ||||||||
| Transfer to contingency reserve | - | 5.0 | (5.0) | - | ||||||||
| Foreign currency translation reserve movement | - | (23.7) | - | (23.7) | ||||||||
| Dividends paid | 24 | - | - | (156.9) | (156.9) | |||||||
| Balance at 31 March 2006 | 524.9 | 92.0 | 1 688.5 | 2 305.4 | ||||||||
| Net profit attributable to ordinary shareholders | - | - | 598.3 | 598.3 | ||||||||
| Fair value adjustments of available-for-sale investments, net of tax | - | 54.0 | - | 54.0 | ||||||||
| Disposal of available-for-sale investments recognised | - | (1.4) | - | (1.4) | ||||||||
| Share-based payment | - | 4.0 | - | 4.0 | ||||||||
| Transfer of share-based payment reserve to retained income on vesting | - | (1.7) | 1.7 | - | ||||||||
| Cost of treasury shares acquired (shares repurchased) | (213.5) | - | - | (213.5) | ||||||||
| Profit on sale of own shares | - | - | 6.8 | 6.8 | ||||||||
| Transfer to contingency reserve | - | 4.2 | (4.2) | - | ||||||||
| Foreign currency translation reserve movement | - | 5.4 | - | 5.4 | ||||||||
| Dividends paid | 24 | - | - | (231.8) | (231.8) | |||||||
| Balance at 31 March 2007 | 311.4 | 156.5 | 2 059.3 | 2 527.2 | ||||||||