Property, Plant and Equipment (Notes)

12 Months Ended

Sep. 30, 2018

Property, Plant and Equipment [Abstract]

PROPERTY, PLANT AND EQUIPMENT

PROPERTY, PLANT AND EQUIPMENT

Property, plant and equipment consisted of the following (in millions):

	September 30,
	2018			2017
Buildings and improvements	$	2,537		$	2,445
Subscriber systems	573			571
Machinery and equipment	6,049			5,572
Construction in progress	1,324			1,252
Land	363			373
Total property, plant and equipment	10,846			10,213
Less: accumulated depreciation	(4,675		)	(4,092		)
Property, plant and equipment - net	$	6,171		$	6,121

Interest costs capitalized during the fiscal years ended September 30, 2018, 2017 and 2016 were $29 million, $27 million and $19 million, respectively. Accumulated depreciation related to capital leases at September 30, 2018 and 2017 was $16 million and $13 million, respectively.