JOHNSON CONTROLS INC | 2013 | FY | 3


PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consisted of the following (in millions):
 
September 30,
 
2013
 
2012
 
 
 
 
Buildings and improvements
$
3,046

 
$
2,716

Machinery and equipment
8,189

 
7,827

Construction in progress
1,441

 
1,722

Land
374

 
375

Total property, plant and equipment
13,050

 
12,640

Less: accumulated depreciation
(6,465
)
 
(6,200
)
Property, plant and equipment - net
$
6,585

 
$
6,440



Interest costs capitalized during the fiscal years ended September 30, 2013, 2012 and 2011 were $42 million, $55 million and $34 million, respectively. Accumulated depreciation related to capital leases at September 30, 2013 and 2012 was $44 million and $56 million, respectively.

us-gaap:PropertyPlantAndEquipmentDisclosureTextBlock