28. Intangible assets

Changes in intangible assets (by group) in the year ended 31 December 2014

Costs of completed development worksAcquired concession, patents, licenses and similar items, including:Computer softwareIntangible assets under constructionOther intangible assetsTotal intangible assets
Gross value of intangible assets – opening balance - 764,179 649,709 185,704 1,961 951,844
Increases (due to): 50,355 201,713 187,219 132,885 539,393 924,346
- purchase 469 9,682 8,409 129,640 128 139,919
- change in group composition 49,798 76,031 67,273 2,072 539,265 1) 667,166
- reclassification from intangible assets under construction 88 115,898 111,435 - - 115,986
- other - 102 102 1,173 - 1,275
Decreases (due to): - -22,601 -18,911 -130,753 -585 -153,939
- liquidation - -7,739 -4,049 -13,301 - -21,040
- transfer to a category of assets designated for sale in accordance with IFRS 52) - -14,853 -14,853 -70 -485 -15,408
- reclassification from intangible assets under construction - - - -115,986 - -115,986
- other - -9 -9 -1,396 -100 -1,505
Exchange differences 878 -343 -425 15 6,953 7,503
Gross value of intangible assets – closing balance 51,233 942,948 817,592 187,851 547,722 1,729,754
Accumulated depreciation – opening balance - -476,148 -398,033 - -836 -476,984
Changes (due to): -30,731 -100,293 -94,385 -81 -91,784 -222,889
- amortization for the period -1,136 -76,049 -73,162 - -87,853 -165,038
- liquidation - 7,283 3,590 - - 7,283
- change in group composition -29,068 -42,412 -35,789 -80 -2,877 -74,437
- transfer to a category of assets designated for sale in accordance with IFRS 5 2) - 10,745 10,745 - - 10,745
- exchange differences -527 249 360 -1 -1,154 -1,433
- other - -109 -129 - 100 -9
Accumulated amortization – closing balance -30,731 -576,441 -492,418 -81 -92,620 -699,873
Impairment losses – opening balance - -34,165 - -131,969 - -166,134
Other operating expenses - changes - -301 -301 -121 - -422
Other changes: - -7,801 -7,801 13,168 - 5,367
- change in group composition - -8,075 -8,075 - - -8,075
- other - 274 274 13,168 - 13,442
Impairment losses – closing balance - -42,267 -8,102 -118,922 - -161,189
Net value of intangible assets – closing balance 20,502 324,240 317,072 68,848 455,102 868,692

1) including assets acquired in company takeover transactions (customer relations, relations with brokers, future profits from concluded insurance contracts) amounting to PLN 536,387 thousand.
2) this item presents the transfer of PZU Lietuva's assets to assets held for sale due to the transaction described in Note 59.9.1. The decrease in assets were converted with an average exchange rate disclosed in Note 5.3.tało przeliczone kursem średnim przedstawionym w punkcie 5.3.

The item "Impairment losses" indicate losses for total expenditures incurred for the GraphTalk project in the amount of PLN 116,309 thousand (PLN 116,309 thousand as at 31 December 2013); and the life unit-linked insurance management module and the base license GraphTalk in the amount of PLN 34,165 thousand (PLN 34,165 thousand as at 31 December 2013).

Intangible assets with indefinite period of use (trademarks with a total value of PLN 169,344 thousand) were tested for impairment, including goodwill. Detailed information concerning those tests has been presented in Note 29.

Changes in intangible assets (by group) in the year ended 31 December 2013

Acquired concessions, patents, licenses and similar items, including:Computer softwareIntangible assets in the production stageOther intangible assetsTotal intangible assets
Gross value of intangible assets – opening balance 559,746 446,263 206,382 1,507 767,635
Increases (due to): 211,755 207,524 172,831 471 385,057
- purchase 18,582 18,226 169,496 - 188,078
- change in group composition 7,470 5,557 - 471 7,941
- reclassification from intangible assets under construction 185,359 183,495 - - 185,359
- other 344 246 3,335 - 3,679
Decreases (due to): -7,269 -4,031 -193,509 -17 -200,795
- disposal -260 - - -17 -277
- liquidation -5,147 -2,705 -4,420 - -9,567
- reclassification from intangible assets under construction - - -185,359 - -185,359
- other -1,862 -1,326 -3,730 - -5,592
- exchange differences -53 -47 - - -53
Gross value of intangible assets– closing balance 764,179 649,709 185,704 1,961 951,844
Accumulated depreciation – opening balance -415,442 -341,967 - -311 -415,753
Changes (due to): -60,706 -56,066 - -525 -61,231
- amortization for the period -60,316 -55,073 - -127 -60,443
- sale 57 - - 9 66
- liquidation 4,648 2,687 - - 4,648
- change in group composition -4,875 -3,250 - -419 -5,294
- exchange differences 19 19 - 12 31
- other -239 -449 - - -239
Accumulated depreciation – closing balance -476,148 -398,033 - -836 -476,984
Impairment losses – opening balance -34,165 - -134,479 - -168,644
Other operating expenses - changes - - -1,910 - -1,910
Liquidation of assets - - 4,420 - 4,420
Impairment losses – closing balance -34,165 - -131,969 - -166,134
Net value of intangible assets – closing balance 253,866 251,676 53,735 1,125 308,726

Amortization of intangible assets by position in the consolidated statement of profit or loss1 January – 31 December 20141 January – 31 December 2013
Insurance claims and change in technical provisions 18,650 12,904
Change in measurement of investment contracts 1 2
Acquisition costs 19,111 12,284
Administrative expenses 38,365 33,819
Other operating expenses 88,830 1) 1,355
Costs of investment activities 81 79
Total depreciation 165,038 60,443

1) Including amortization of intangible assets acquired in company takeover transactions amounting to PLN 87,795 thousand