Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2022	Jul. 31, 2021
OPERATING ACTIVITIES
Net income (loss)	$ 20,070	$ 2,981
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	23,847	24,442
Net loss on disposal of property, plant and equipment	177	115
Reduction in the carrying amount of operating lease right-of-use assets	6,778	6,955
Amortization of debt issuance costs	216	217
Unrealized (gain) loss on foreign exchange forward contracts	(238)	350
Stock-based compensation expense	1,635	1,177
Deferred income taxes	(1,852)	(24)
Pension settlement, net	239	0
Pension contributions and related (income) expense	0	305
Contributions of employer stock to employee benefit plan	0	2,938
Other non-cash items	809	(961)
Changes in operating assets and liabilities:
Customer receivables	(6,088)	16,644
Inventories	(19,555)	(23,532)
Prepaid expenses and other assets	(6,190)	(1,751)
Accounts payable	1,490	(4,560)
Accrued compensation and related expenses	9,725	(10,538)
Operating lease liabilities	(6,814)	(6,610)
Marketing and other accrued expenses	4,633	(1,186)
Net cash provided by operating activities	37,295	6,588
INVESTING ACTIVITIES
Payments to acquire property, plant and equipment	(3,386)	(11,871)
Proceeds from sales of property, plant and equipment	15	5
Investment in promotional displays	(1,189)	(2,840)
Net cash used by investing activities	(4,560)	(14,706)
FINANCING ACTIVITIES
Payments of long-term debt	(20,591)	(29,105)
Repurchase of common stock	0	25,000
Withholding of employee taxes related to stock-based compensation	(773)	(1,033)
Debt issuance cost	0	3
Net cash used by financing activities	(21,364)	(55,135)
Net increase (decrease) in cash and cash equivalents	11,371	(63,253)
Cash and cash equivalents, beginning of period	22,325	91,071
Cash and cash equivalents, end of period	33,696	27,818
Non-cash investing and financing activities:
Property, plant and equipment included in accounts payable at period end	76	152
Cash paid during the period for:
Interest	3,864	2,139
Income taxes	642	991
Income taxes payable	$ 7,937	$ 326