Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 03, 2018	Mar. 04, 2017
Current assets
Cash and cash equivalents	$ 19,359	$ 19,463
Short-term available for sale securities	423	548
Restricted cash	0	7,834
Receivables, net of allowance for doubtful accounts	211,852	185,740
Inventories	85,028	73,409
Refundable income taxes	2,040	1,743
Other current assets	17,576	8,724
Total current assets	336,278	297,461
Property, plant and equipment, net	304,063	246,748
Available for sale securities	8,630	9,041
Deferred tax assets	1,354	4,025
Goodwill	180,956	101,334
Intangible assets	167,349	106,686
Other non-current assets	23,690	19,363
Total assets	1,022,320	784,658
Current liabilities
Accounts payable	68,416	63,182
Accrued payroll and related benefits	36,646	51,244
Accrued self-insurance reserves	10,933	8,575
Other current liabilities	79,696	34,200
Billings in excess of costs and earnings on uncompleted contracts	12,461	28,857
Total current liabilities	208,152	186,058
Long-term debt	215,860	65,400
Unrecognized tax benefits	4,568	3,980
Long-term self-insurance reserves	16,307	8,831
Deferred tax liabilities	4,657	4,025
Other non-current liabilities	61,421	45,787
Commitments and contingent liabilities (Note 11)
Shareholders’ equity
Common stock of $0.33-1/3 par value; authorized 50,000,000 shares; issued and outstanding 28,158,042 and 28,680,841 shares, respectively	9,386	9,560
Additional paid-in capital	152,763	150,111
Retained earnings	373,259	341,996
Common stock held in trust	(922)	(875)
Deferred compensation obligations	922	875
Accumulated other comprehensive loss	(24,053)	(31,090)
Total shareholders’ equity	511,355	470,577
Total liabilities and shareholders’ equity	$ 1,022,320	$ 784,658