Note 9 - Property, plant and equipment

Group, SEK million	Buildings and land	Freehold improvements	Leasehold improvements	Construction in progress	Equipment and computers	Total
Accumulated cost
Opening balance, 1 January 2013	245	231	273	4	1,805	2,558
Acquisitions	—	2	4	12	144	162
Reclassifications	—	—	2	–2	—	0
Sales/disposals	—	–2	–2	—	–203	–206
Closing balance, 31 December 2013	245	231	278	14	1,746	2,514

Opening balance, 1 January 2014	245	231	278	14	1,746	2,514
Acquisitions	—	16	6	5	151	178
Reclassifications	—	11	0	–12	—	0
Sales/disposals	–8	–5	–1	—	–65	–78
Closing balance, 31 December 2014	238	254	283	6	1,833	2,613

Accumulated depreciation and impairment
Opening balance depreciation, 1 January 2013	–33	–71	–109	—	–1,435	–1,648
Depreciation for the year	–3	–9	–12	—	–165	–189
Sales/disposals	—	2	2	—	202	205
Closing balance, 31 December 2013	–36	–79	–120	—	–1,397	–1,631

Opening balance, impairment, 1 January 2013	—	—	–67	—	–6	–73
Impairment for the year	—	—	—	—	—	—
Sales/disposals	—	—	—	—	—	—
Closing balance, 31 December 2013	—	—	–67	—	–6	–73

Opening balance depreciation, 1 January 2014	–36	–79	–120	—	–1,397	–1,631
Depreciation for the year	–8	–9	–12	—	–160	–190
Sales/disposals	4	4	1	—	64	73
Closing balance, 31 December 2014	–40	–48	–131	—	–1,494	–1,749

Opening balance, impairment, 1 January 2014	—	—	–67	—	–6	–73
Impairment for the year	—	—	—	—	—	—
Sales/disposals	—	—	—	—	—	—
Closing balance, 31 December 2014	—	—	–67	—	–6	–73

Carrying amount, 31 December 2013	209	153	91	14	343	810
Carrying amount, 31 December 2014	198	170	85	6	333	792

Parent Company, SEK million	Buildings and land	Freehold improvements	Leasehold improvements	Construction in progress	Equipment and computers	Total
Accumulated cost
Opening balance, 1 January 2013	38	46	6	—	1,356	1,447
Acquisitions	—	2	—	12	107	121
Reclassifications	—	—	—	—	—	—
Sales/disposals	—	—	—	—	–160	–160
Closing balance, 31 December 2013	38	48	6	12	1,304	1,407

Opening balance, 1 January 2014	38	48	6	12	1,304	1,407
Acquisitions	—	14	—	1	111	126
Reclassifications	—	11	—	–11	—	0
Sales/disposals	–7	–3	—	—	–29	–38
Closing balance, 31 December 2014	31	70	6	1	1,386	1,495

Accumulated depreciation and impairment
Opening balance, 1 January 2013	–15	–32	–6	—	–1,072	–1,125
Depreciation for the year	–1	–3	–1	—	–136	–141
Sales/disposals	—	—	—	—	160	160
Closing balance, 31 December 2013	–16	–36	–6	—	–1,048	–1,106

Opening balance, 1 January 2014	–16	–36	–6	—	–1,048	–1,106
Depreciation for the year	–1	–3	–0	—	–130	–134
Sales/disposals	4	2	—	—	29	35
Closing balance, 31 December 2014	–13	–36	–6	—	–1,149	–1,205

Carrying amount, 31 December 2013	22	12	0	12	255	301
Carrying amount, 31 December 2014	18	34	0	1	237	290

No impairment was performed for property, plant and equipment during the current or preceding year.