SELECTED BALANCE SHEET INFORMATION

Following are the components of selected items from the Consolidated Balance Sheets:




	October 31, 2012			January 31, 2012			October 31, 2011
Accounts Receivable, net:
Trade accounts	$	55,667		$	60,929		$	50,861
Allowance for doubtful accounts	(205		)	(170		)	(200		)
	$	55,462		$	60,759		$	50,661
Inventories:
Finished goods	$	8,347		$	7,094		$	7,713
In process	3,647			6,105			8,238
Materials	38,030			41,557			33,905
	$	50,024		$	54,756		$	49,856
Property, plant and equipment, net:
Property, plant and equipment	$	151,122		$	128,948		$	121,988
Accumulated depreciation	(73,730		)	(67,054		)	(65,082		)
	$	77,392		$	61,894		$	56,906
Accrued liabilities:
Salaries and benefits	$	4,425		$	4,297		$	3,983
Vacation	4,038			4,387			3,695
401(k) contributions	500			966			287
Insurance obligations	2,949			2,789			2,314
Profit sharing	750			1,244			880
Warranties	1,879			1,699			1,339
Acquisition-related contingent consideration	7,154			3,266			175
Taxes - Accrued and withheld	1,990			2,596			2,912
Other	1,563			1,749			1,189
	$	25,248		$	22,993		$	16,774
Other liabilities:
Postretirement benefits	$	7,589		$	7,348		$	5,949
Acquisition-related contingent consideration	2,231			7,655			2,095
Deferred income taxes	3,477			4,518			550
Uncertain tax positions	5,881			4,946			4,988
	$	19,178		$	24,467		$	13,582