Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
OPERATING ACTIVITIES
Net (Loss) Earnings Including Noncontrolling Interest	$ (3,017)	$ 31,244
Adjustments to reconcile Net (Loss) Earnings to Net Cash Provided by Operating Activities:
Depreciation	18,515	13,150
Amortization of Intangible Assets	11,430	323
Amortization of Debt Issuance Costs	896	0
Debt Issuance Cost Charges Related to Short-Term Financing	6,200	0
Fair Value Step-Up Adjustment to Acquired Inventory	8,445	0
Deferred Income Taxes	(4,848)	(676)
Share-Based Compensation Expense	4,915	5,747
Allowance for Doubtful Accounts and Returns	983	779
Loss on Sale of Business	0	149
Other, Net	175	(418)
Changes in Operating Assets and Liabilities:
Receivables	(524)	5,752
Inventories	(9,866)	(4,873)
Accounts Payable	5,747	(6,415)
Employee Compensation and Benefits	(9,462)	(5,448)
Other Current Liabilities	10,019	(3,097)
Income Taxes	4,149	2,248
Other Assets and Liabilities	(11,634)	(5,183)
Net Cash Provided by Operating Activities	32,123	33,282
INVESTING ACTIVITIES
Purchases of Property, Plant and Equipment	(16,239)	(22,499)
Proceeds from Disposals of Property, Plant and Equipment	2,456	559
Proceeds from Principal Payments Received on Long-Term Note Receivable	500	0
Issuance of Long-Term Note Receivable	(1,500)	0
Acquisition of Businesses, Net of Cash Acquired	(354,073)	(12,358)
Purchase of Intangible Assets	(2,500)	0
Proceeds from Sale of Business	0	285
(Increase) Decrease in Restricted Cash	(133)	116
Net Cash Used in Investing Activities	(371,489)	(33,897)
FINANCING ACTIVITIES
Proceeds from Short-term Debt	300,000	0
Repayments of Short-term Debt	(300,000)	0
Proceeds from Issuance of Long-term Debt	440,000	15,000
Payments of Long-Term Debt	(81,262)	(3,452)
Payments of Debt Issuance Costs	(16,465)	0
Purchases of Common Stock	0	(12,762)
Proceeds from Issuance of Common Stock	4,728	2,893
Excess Tax Benefit on Stock Plans	0	447
Dividends Paid	(11,204)	(10,583)
Net Cash Provided by (Used in) Financing Activities	335,797	(8,457)
Effect of Exchange Rate Changes on Cash and Cash Equivalents	1,483	55
Net Decrease in Cash and Cash Equivalents	(2,086)	(9,017)
Cash and Cash Equivalents at Beginning of Period	58,033	51,300
Cash and Cash Equivalents at End of Period	55,947	42,283
Supplemental Disclosure of Cash Flow Information:
Cash Paid for Income Taxes	8,127	11,329
Cash Paid for Interest	3,741	796
Supplemental Non-cash Investing and Financing Activities:
Long-Term Note Receivable from Sale of Business	0	5,489
Capital Expenditures in Accounts Payable	$ 1,265	$ 1,322