Consolidated Balance Sheets - USD ($) $ in Thousands	Feb. 26, 2022	Feb. 27, 2021
Current assets
Cash and cash equivalents	$ 37,583	$ 47,277
Receivables, net of allowance for doubtful accounts	168,592	175,917
Inventories	80,494	72,823
Costs and earnings on contracts in excess of billings	30,403	29,497
Other current assets	20,820	25,160
Total current assets	337,892	350,674
Property, plant and equipment, net	249,995	298,443
Operating lease right-of-use assets	47,912	58,864
Goodwill	130,102	130,098
Intangible assets	72,481	130,053
Other non-current assets	49,481	46,967
Total assets	887,863	1,015,099
Current liabilities
Accounts payable	92,104	76,204
Accrued payroll and related benefits	50,977	50,125
Billings in excess of costs and earnings on uncompleted contracts	8,659	22,789
Operating lease liabilities	12,744	13,251
Current portion long-term debt	1,000	2,000
Other current liabilities	67,462	53,183
Total current liabilities	232,946	217,552
Long-term debt	162,000	163,000
Non-current operating lease liabilities	39,591	48,439
Non-current self-insurance reserves	22,544	24,880
Other non-current liabilities	44,583	68,483
Commitments and contingent liabilities (Note 10)
Shareholders’ equity
Common stock of $0.33-1/3 par value; authorized 50,000,000 shares; issued and outstanding 23,701,491 and 25,713,688 shares, respectively	7,901	8,571
Additional paid-in capital	149,713	154,958
Retained earnings	254,825	357,243
Accumulated other comprehensive loss	(26,240)	(28,027)
Total shareholders’ equity	386,199	492,745
Total liabilities and shareholders’ equity	$ 887,863	$ 1,015,099
Common Stock, Par or Stated Value Per Share	$ 0.33	$ 0.33
Common Stock, Shares Authorized	50,000,000	50,000,000
Common Stock, Shares Issued	23,701,491	25,713,688
Common Stock, Shares Outstanding	23,701,491	25,713,688