17 Property, plant and equipment

CHF 1,000	Land and buildings	Leasehold improvements	Furniture and fittings	Machines and motor vehicles	EDP equipment	Total 2015
At cost
Balance at January 1, 2015	–	9,673	14,253	34,151	20,087	78,164
Acquisition through business combination	4,370	–	156	89	266	4,881
Additions	–	221	620	2,413	1,420	4,674
Disposals	–	(13)	(738)	(390)	(1,654)	(2,795)
Reclassification between the classes of PPE and from/to inventories	–	–	–	(10)	–	(10)
Translation differences	–	(12)	(339)	(1,029)	(464)	(1,844)

Balance at December 31, 2015	4,370	9,869	13,952	35,224	19,655	83,070

Accumulated depreciation and impairment losses
Balance at January 1, 2015	–	7,699	10,975	21,944	17,432	58,050
Annual depreciation	19	517	1,029	3,007	1,641	6,213
Disposals	–	(13)	(716)	(202)	(1,670)	(2,601)
Reclassification between the classes of PPE and from/to inventories	–	–	–	(10)	–	(10)
Translation differences	–	3	(255)	(678)	(388)	(1,318)

Balance at December 31, 2015	19	8,206	11,033	24,061	17,015	60,334

Net book value	4,351	1,663	2,919	11,163	2,640	22,736

CHF 1,000	Land and buildings	Leasehold improvements	Furniture and fittings	Machines and motor vehicles	EDP equipment	Equipment leased to customers¹	Total 2016
At cost
Balance at January 1, 2016	4,370	9,869	13,952	35,224	19,655	–	83,070
Acquisition through business combination	–	129	4	1,727	3	195	2,058
Additions	–	666	452	4,368	1,183	111	6,780
Disposals	–	(123)	(419)	(822)	(2,282)	–	(3,646)
Reclassification between the classes of PPE and from/to inventories	–	–	–	(959)	(2)	1’056	95
Reclassification to assets held-for-sale	(4,370)	–	–	–	–	–	(4,370)
Translation differences	–	41	(72)	57	(19)	(24)	(17)

Balance at December 31, 2016	–	10,582	13,917	39,595	18,538	1,338	83,970

Accumulated depreciation and impairment losses
Balance at January 1, 2016	19	8,206	11,033	24,061	17,015	–	60,334
Annual depreciation	211	547	956	3,371	1,555	110	6,750
Disposals	–	(112)	(338)	(586)	(2,120)	–	(3,156)
Reclassification between the classes of PPE and from/to inventories	–	–	–	(227)	(3)	261	31
Reclassification to assets held for sale	(230)	–	–	–	–	–	(230)
Translation differences	–	29	(64)	3	(11)	(6)	(49)

Balance at December 31, 2016	–	8,670	11,587	26,622	16,436	365	63,680

Net book value	–	1,912	2,330	12,973	2,102	973	20,290

1See note 23.1

There were no material purchase commitments at year-end 2015 and 2016.