Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2019	Dec. 31, 2018
Current Assets
Cash and cash equivalents	$ 91,926,000	$ 116,907,000
Trade receivables, net	117,188,000	119,743,000
Installment receivables, net	1,502,000	1,574,000
Inventories, net	130,437,000	128,123,000
Other current assets	35,560,000	31,063,000
Total Current Assets	376,613,000	397,410,000
Other Assets	21,294,000	6,360,000
Intangibles	26,407,000	26,506,000
Property and Equipment, net	45,260,000	45,984,000
Finance Lease, Right-of-Use Asset	27,995,000	28,322,000
Operating Lease, Right-of-Use Asset	23,420,000	0
Goodwill	384,157,000	381,273,000
Total Assets	905,146,000	885,855,000
Current Liabilities
Accounts payable	88,149,000	92,469,000
Accrued expenses	90,263,000	99,867,000
Current taxes payable	2,078,000	3,762,000
Finance Lease, Liability, Current	2,280,000	2,110,000
Operating Lease, Liability, Current	8,151,000	0
Total Current Liabilities	190,921,000	198,208,000
Long-Term Debt	229,356,000	225,733,000
Financing Lease Liability, non-current	27,629,000	27,802,000
Operating Lease, Liability, Noncurrent	15,516,000	0
Other Long-Term Obligations	91,182,000	74,965,000
Shareholders’ Equity
Preferred Shares (Authorized 300 shares; none outstanding)	0	0
Additional paid-in-capital	299,180,000	297,919,000
Retained earnings	128,153,000	142,447,000
Accumulated other comprehensive income (loss)	17,433,000	12,793,000
Treasury shares (3,879 and 3,841 shares at March 31, 2019 and December 31, 2018, respectively)	(103,814,000)	(103,433,000)
Total Shareholders’ Equity	350,542,000	359,147,000
Total Liabilities and Shareholders’ Equity	905,146,000	885,855,000
Common Shares [Member]
Shareholders’ Equity
Common Shares	9,588,000	9,419,000
Class B Common Shares [Member]
Shareholders’ Equity
Common Shares	2,000	2,000
Total Shareholders’ Equity	$ 2,000	$ 2,000