SELECTED BALANCE SHEET INFORMATION

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



	April 30, 2017			January 31, 2017			April 30, 2016
Accounts receivable, net:
Trade accounts	$	52,513		$	43,834		$	42,041
Allowance for doubtful accounts	(896		)	(691		)	(1,028		)
	$	51,617		$	43,143		$	41,013
Inventories:
Finished goods	$	5,385		$	5,438		$	4,570
In process	1,673			2,288			1,751
Materials	42,809			34,610			40,580
	$	49,867		$	42,336		$	46,901
Other current assets:
Insurance policy benefit	$	739		$	802		$	742
Federal tax receivable	206			604			1,265
Receivable from sale of business	14			28			205
Prepaid expenses and other	2,297			1,255			2,677
	$	3,256		$	2,689		$	4,889
Property, plant and equipment, net:
Held for use:
Land	$	3,054		$	3,054		$	3,054
Buildings and improvements	79,676			77,817			77,871
Machinery and equipment	143,405			142,471			141,274
Accumulated depreciation	(119,941		)	(117,018		)	(109,625		)
	$	106,194		$	106,324		$	112,574
Held for sale:
Land	$	—		$	—		$	244
Buildings and improvements	—			—			1,595
Machinery and equipment	—			—			329
Accumulated depreciation	—			—			(1,368		)
	—			—			800
	$	106,194		$	106,324		$	113,374
Other assets:
Equity investments	$	2,180		$	2,371		$	2,813
Deferred income taxes	17			18			25
Other	1,245			1,283			1,407
	$	3,442		$	3,672		$	4,245
Accrued liabilities:
Salaries and related	$	2,833		$	6,286		$	1,874
Benefits	4,090			3,960			3,945
Insurance obligations	2,532			2,400			1,893
Warranties	2,405			1,547			2,316
Income taxes	6,363			498			708
Other taxes	1,089			1,540			1,008
Acquisition-related contingent consideration	501			445			364
Other	2,051			1,379			595
	$	21,864		$	18,055		$	12,703
Other liabilities:
Postretirement benefits	$	8,076		$	8,054		$	7,678
Acquisition-related contingent consideration	1,238			1,397			1,642
Deferred income taxes	636			1,421			2,120
Uncertain tax positions	2,601			2,610			2,999
Other	175			214			—
	$	12,726		$	13,696		$	14,439