Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2019	Apr. 30, 2018
Current Assets
Cash and cash equivalents	$ 57,656	$ 78,410
Investments - certificates of deposit	1,500	8,000
Customer receivables, net	125,901	136,355
Inventories	108,528	104,801
Income taxes receivable	1,009	25,996
Prepaid expenses and other	11,441	10,805
Total Current Assets	306,035	364,367
Property, plant and equipment, net	208,263	218,102
Investments - certificates of deposit	0	1,500
Finite-Lived Intangible Assets [Line Items]
Goodwill, net	767,612	767,451
Promotional displays, net	13,058	12,189
Deferred income taxes	773	732
Other assets	15,524	13,337
TOTAL ASSETS	1,529,931	1,645,345
Current Liabilities
Accounts payable	61,277	71,096
Current maturities of long-term debt	2,286	4,143
Accrued compensation and related expenses	54,906	48,682
Accrued marketing expenses	12,979	19,289
Other accrued expenses	18,142	27,245
Total Current Liabilities	149,590	170,455
Long-term debt, less current maturities	689,205	809,897
Deferred income taxes	64,749	71,563
Defined benefit pension liabilities	0	6,960
Other long-term liabilities	6,034	4,805
Shareholders' Equity
Preferred stock, $1.00 par value; 2,000,000 shares authorized, none issued	0	0
Common stock, no par value; 40,000,000 shares authorized; issued and outstanding shares: at April 30, 2019: 16,849,026, at April 30, 2018: 17,503,922	352,424	361,158
Net increase to beginning retained earnings	317,420	269,576
Accumulated other comprehensive loss -
Defined benefit pension plans	(49,491)	(49,069)
Total Shareholders' Equity	620,353	581,665
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	1,529,931	1,645,345
Customer relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Intangibles, net	213,111	258,778
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Intangibles, net	$ 5,555	$ 8,889