CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)	3 Months Ended
	Aug. 01, 2021	Aug. 02, 2020
Cash flows from operating activities:
Net income (loss)	$ 2,250,000	$ (2,733,000)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation	1,726,000	1,822,000
Amortization	121,000	118,000
Stock-based compensation	274,000	126,000
Deferred income taxes	(323,000)	3,693,000
Income from investment in unconsolidated joint venture		(67,000)
Foreign currency exchange loss	3,000	154,000
Changes in assets and liabilities:
Accounts receivable	2,715,000	(4,757,000)
Inventories	(2,676,000)	7,592,000
Other current assets	(39,000)	(1,254,000)
Other assets	(556,000)	(24,000)
Accounts payable – trade	2,723,000	2,544,000
Deferred revenue	154,000	183,000
Accrued expenses and deferred compensation	(4,336,000)	2,377,000
Income taxes	(465,000)	807,000
Net cash provided by operating activities	1,571,000	10,581,000
Cash flows from investing activities:
Capital expenditures	(1,953,000)	(500,000)
Investment in unconsolidated joint venture		(90,000)
Proceeds from the maturity of short-term investments (Held to Maturity)	1,967,000	350,000
Purchase of short-term and long-term investments (Held to Maturity)	(5,973,000)	(423,000)
Purchase of short-term investments (Available for Sale)	(4,031,000)	(34,000)
Proceeds from the sale of long-term investments (rabbi trust)		39,000
Purchase of long-term investments (rabbi trust)	(403,000)	(78,000)
Net cash used in investing activities	(10,393,000)	(736,000)
Cash flows from financing activities:
Payments associated with lines of credit		(30,772,000)
Payment associated with Paycheck Protection Program Loan		(7,606,000)
Dividends paid	(1,356,000)	(1,291,000)
Common stock repurchased	(723,000)
Common stock surrendered for withholding taxes payable	(50,000)
Payments of debt issuance costs		(15,000)
Net cash used in financing activities	(2,129,000)	(39,684,000)
Effect of exchange rate changes on cash and cash equivalents	3,000	35,000
Decrease in cash and cash equivalents	(10,948,000)	(29,804,000)
Cash and cash equivalents at beginning of period	37,009,000	69,790,000
Cash and cash equivalents at end of period	$ 26,061,000	$ 39,986,000