Note 10: Intangible assets

Acquired
software
$000
Internally
generated
software
$000
Total $000
Cost
Balance at 1 July 2010 3,134 120 3,254
Additions 76 0 76
Disposals 0 0 0
Balance at 30 June 2011 3,210 120 3,330
Additions 198 0 198
Disposals (237) 0 (237)
Balance at 30 June 2012 3,171 120 3,291
 
Accumulated amortisation and impairment losses
Balance at 1 July 2010 2,176 40 2,216
Amortisation expense 280 24 304
Disposals 0 0 0
Balance at 30 June 2011 2,456 64 2,520
Amortisation expense 318 24 342
Disposals (230) 0 (230)
Balance at 30 June 2012 2,544 88 2,632
 
Carrying amounts
At 1 July 2010 958 80 1,038
At 30 June 2011 754 56 810
At 30 June 2012 627 32 659

There are no restrictions over the title of the Office's intangible assets. No intangible assets are pledged as security for liabilities.