NOTE 6. GOODWILL AND INTANGIBLES
Goodwill
The following table details the change in goodwill by segment for 2013 and 2012:
Intangibles
The following table details our intangible asset balances by major asset classes:
Amortization expense relating to intangible assets was $63 million for 2013 and 2012 and $82 million for 2011. We expect our aggregate annual amortization expense for existing intangible assets subject to amortization at September 30, 2013 to be as follows for each of the next five fiscal years:
| Goodwill | Media | Filmed | |||||||
| (in millions) | Networks | Entertainment | Total | ||||||
| Balance at September 30, 2011 | $ | 9,471 | $ | 1,593 | $ | 11,064 | |||
| Foreign currency translation | (19) | - | (19) | ||||||
| Balance at September 30, 2012 | 9,452 | 1,593 | 11,045 | ||||||
| Acquisitions | 54 | - | 54 | ||||||
| Foreign currency translation | (20) | - | (20) | ||||||
| Balance at September 30, 2013 | $ | 9,486 | $ | 1,593 | $ | 11,079 | |||
| Intangibles | September 30, | |||||
| (in millions) | 2013 | 2012 | ||||
| Finite-lived intangible assets: | ||||||
| Subscriber agreements | $ | 58 | $ | 65 | ||
| Film distribution and fulfillment services | 280 | 280 | ||||
| Other intangible assets | 438 | 413 | ||||
| Total finite-lived intangible assets | 776 | 758 | ||||
| Accumulated amortization on finite-lived intangible assets: | ||||||
| Subscriber agreements | (35) | (33) | ||||
| Film distribution and fulfillment services | (268) | (233) | ||||
| Other intangible assets | (249) | (219) | ||||
| Total accumulated amortization on finite-lived intangible assets | (552) | (485) | ||||
| Finite-lived intangible assets, net | $ | 224 | $ | 273 | ||
| Trademarks and other, indefinite-lived | 55 | 55 | ||||
| Total intangibles, net | $ | 279 | $ | 328 | ||
| Amortization of Intangibles | |||||||||||||||
| (in millions) | 2014 | 2015 | 2016 | 2017 | 2018 | ||||||||||
| Amortization expense | $ | 36 | $ | 23 | $ | 25 | $ | 25 | $ | 19 |