Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Oct. 02, 2022	Apr. 03, 2022
Assets, Current [Abstract]
Cash and cash equivalents	$ 3,924	$ 3,496
Trade accounts receivables, net	131,392	122,826
Inventories	113,062	94,985
Prepaid expenses and other current assets	3,197	6,431
Total current assets	251,575	227,738
Property, Plant and Equipment [Abstract]
PROPERTY, PLANT, AND EQUIPMENT:	321,453	304,055
Less accumulated depreciation	150,442	142,209
Net property, plant, and equipment	171,011	161,846
Other Assets [Abstract]
Right-of-use assets	10,019	10,606
Goodwill	77,401	77,401
Intangible assets, net of accumulated amortization	76,687	80,193
Deferred compensation plan asset	6,752	6,783
Other	5,838	2,761
Total other assets	176,697	177,744
Total assets	599,283	567,328
Liabilities, Current [Abstract]
Accounts payable — trade	60,887	66,693
Accrued payroll and employee benefits	12,059	19,034
Income tax payable	2,069	39
Current portion of long-term debt	9,913	9,913
Short-term lease liability	1,433	1,657
Other current liabilities	4,490	4,130
Total current liabilities	90,851	101,466
LONG-TERM DEBT, LESS CURRENT PORTION	130,688	115,644
LONG-TERM LEASE LIABILITY	8,758	9,143
PENSION WITHDRAWAL LIABILITY	4,095	4,276
DEFERRED INCOME TAXES	24,325	23,422
DEFERRED COMPENSATION LIABILITY	7,899	8,402
OTHER LONG-TERM LIABILITIES	1,253	2,374
Total liabilities	267,869	264,727
COMMITMENTS AND CONTINGENCIES
SHAREHOLDERS’ EQUITY:
Common stock; authorized: 60,000,000 shares of $0.01 par value; 20,817,625 and 20,889,777 shares issued and outstanding as of October 2, 2022 and April 3, 2022, respectively	208	209
Additional paid-in capital	41,294	46,717
Retained earnings	286,179	254,384
Accumulated other comprehensive income	3,733	1,291
Total shareholders’ equity	331,414	302,601
Total liabilities and shareholders’ equity	$ 599,283	$ 567,328