Selected Balance Sheet Information (Tables)

12 Months Ended

Jan. 31, 2019

Balance Sheet Related Disclosures [Abstract]

Selected Balance Sheet Information

Following are the components of selected balance sheet items:

	As of January 31,
	2019			2018
Accounts receivable, net:
Trade accounts	$	53,820		$	57,063
Unbilled receivables	1,391			2,447
Allowance for doubtful accounts	(739		)	(978		)
	$	54,472		$	58,532
Inventories:
Finished goods	$	7,629		$	8,054
In process	1,103			961
Materials	45,344			46,336
	$	54,076		$	55,351
Other current assets:
Insurance policy benefit	$	336		$	759
Federal income tax receivable	1,045			1,397
Receivable from sale of investment	1,055			—
Prepaid expenses and other	6,300			3,705
	$	8,736		$	5,861
Property, plant and equipment, net:
Assets held for use and assets held for sale(a):
Land	$	3,234		$	3,234
Buildings and improvements	81,381			80,299
Machinery and equipment	155,463			149,847
Accumulated depreciation	(133,724		)	(127,523		)
	$	106,354		$	105,857
Property, plant and equipment subject to capital leases:
Machinery and equipment	$	510		$	488
Accumulated amortization for capitalized leases	(249		)	(65		)
	261			423
	$	106,615		$	106,280
Other assets:
Equity investments	$	345		$	1,955
Deferred income taxes	16			19
Other	2,963			976
	$	3,324		$	2,950
Accrued liabilities:
Salaries and related	$	8,244		$	9,409
Benefits	4,751			4,225
Insurance obligations	1,963			1,992
Warranties	890			1,163
Income taxes	328			226
Other taxes	2,434			1,880
Acquisition-related contingent consideration	1,796			1,036
Other	3,072			2,015
	$	23,478		$	21,946
Other liabilities:
Postretirement benefits	$	7,678		$	8,264
Acquisition-related contingent consideration	2,376			2,010
Deferred income taxes	1,659			615
Uncertain tax positions	2,670			2,634
Other	3,852			272
	$	18,235		$	13,795

^(a) The amount of assets and liabilities held for sale as of January 31, 2019 and 2018 were not material.