Receivables and Inventories

6 Months Ended

Jun. 30, 2011

Receivables and Inventories [Abstract]

Receivables and Inventories

Note 5 — Receivables and Inventories

Receivables — Receivables consist of the following:

	June 30,			December 31,
(In thousands)	2011			2010
Gross trade receivables	$	228,878		$	193,349
Allowance for doubtful accounts		(6,534	)		(5,839	)
Net trade receivables		222,344			187,510
Other receivables		13,135			9,289
Total receivables, net	$	235,479		$	196,799

Inventories — Our inventories include $133.1 million and $122.5 million of raw materials and components for our drilling fluids systems at June 30, 2011 and December 31, 2010, respectively. The remaining balance consists primarily of composite mat finished goods.