Property And Equipment (Tables)

6 Months Ended

Mar. 31, 2012

A Summary Of Property And Equipment By Classification


(In thousands)	March 31, 2012			September 30, 2011
Drilling vessels and equipment	$	1,580,714		$	1,578,592
Construction work in progress		1,061,157			736,827
Drill pipe		18,703			18,182
Office equipment and other		12,750			8,800

Cost		2,673,324			2,342,401
Less: Accumulated depreciation		(485,853	)		(455,080	)

Drilling and other property and equipment, net	$	2,187,471		$	1,887,321

- Definition

Tabular disclosure of the useful life and salvage value of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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