GUARANTOR/NON-GUARANTOR FINANCIAL INFORMATION - Condensed Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Apr. 01, 2017
Cash flows from operating activities:
Net earnings	$ 40,480	$ 39,961
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	21,178	20,827
Noncash loss on trading securities	71	70
Stock-based compensation	2,775	2,494
Defined benefit pension plan expense	(594)	154
Contribution to defined benefit pension plan	(731)	(25,379)
(Gain)/loss on sale of property, plant and equipment	(280)	(102)
Equity in earnings in nonconsolidated subsidiaries	0	0
Deferred income taxes	4,819	14,065
Changes in assets and liabilities:
Receivables	29,794	(12,729)
Inventories	(1,201)	(34,817)
Prepaid expenses and other assets	(32,025)	(9,798)
Accounts payable	(29,449)	14,124
Accrued expenses	(6,407)	14,020
Other noncurrent liabilities	440	612
Income taxes payable (refundable)	3,033	(87)
Net cash flows from operating activities	33,048	23,415
Cash flows from investing activities:
Purchase of property, plant and equipment	(16,248)	(14,168)
Proceeds from sale of assets	714	302
Payments to Acquire Businesses, Net of Cash Acquired	(4,800)	0
Proceeds from settlement of net investment hedge	(863)	0
Other, net	(1,782)	(1,715)
Net cash flows from investing activities	(22,979)	(15,581)
Cash flows from financing activities:
Borrowings under short-term agreements	219	198
Principal payments on long-term borrowings	(249)	(215)
Dividends paid	(8,510)	(8,445)
Intercompany Interest On Long-term Note		0
Intercompany capital contribution	0
Dividends to noncontrolling interest	(1,281)	(422)
Purchase of noncontrolling interest	(5,510)	0
Payments to Acquire Additional Interest in Subsidiaries	(5,510)
Proceeds from exercises under stock plans	2,972	8,894
Purchase of treasury shares	(14,790)	0
Purchase of common treasury shares - stock plan exercises	(1,504)	(2,870)
Net cash flows from financing activities	(28,653)	(2,860)
Effect of exchange rate changes on cash and cash equivalents	5,442	7,726
Net change in cash and cash equivalents	(13,142)	12,700
Cash, cash equivalents, and restricted cash—beginning of year	492,805	412,516
Cash, cash equivalents, and restricted cash—end of period	479,663	425,216
Restructuring Costs	1,145	0
Eliminations
Cash flows from operating activities:
Net earnings	(25,741)	(27,986)
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	0	0
Noncash loss on trading securities	0	0
Stock-based compensation	0	0
Defined benefit pension plan expense	0	0
Contribution to defined benefit pension plan	0	0
(Gain)/loss on sale of property, plant and equipment	0	0
Equity in earnings in nonconsolidated subsidiaries	27,316	27,514
Deferred income taxes	0	0
Changes in assets and liabilities:
Receivables	0	0
Inventories	(1,148)	716
Prepaid expenses and other assets	0	0
Accounts payable	0	0
Accrued expenses	0	0
Other noncurrent liabilities	0	0
Income taxes payable (refundable)	0	0
Net cash flows from operating activities	427	244
Cash flows from investing activities:
Purchase of property, plant and equipment	0	0
Proceeds from sale of assets	0	0
Payments to Acquire Businesses, Net of Cash Acquired	0
Proceeds from settlement of net investment hedge	0
Other, net	(427)	(244)
Net cash flows from investing activities	(427)	(244)
Cash flows from financing activities:
Borrowings under short-term agreements	0	0
Principal payments on long-term borrowings	0	0
Dividends paid	0	0
Intercompany Interest On Long-term Note		0
Intercompany capital contribution	0
Dividends to noncontrolling interest	0	0
Payments to Acquire Additional Interest in Subsidiaries	0
Proceeds from exercises under stock plans	0	0
Purchase of common treasury shares - stock plan exercises	0	0
Net cash flows from financing activities	0	0
Effect of exchange rate changes on cash and cash equivalents	0	0
Net change in cash and cash equivalents	0	0
Cash, cash equivalents, and restricted cash—beginning of year	0	0
Cash, cash equivalents, and restricted cash—end of period	0	0
Parent
Cash flows from operating activities:
Net earnings	39,281	38,979
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	6,444	6,536
Noncash loss on trading securities	0	0
Stock-based compensation	2,775	2,494
Defined benefit pension plan expense	0	0
Contribution to defined benefit pension plan	0	0
(Gain)/loss on sale of property, plant and equipment	0	(5)
Equity in earnings in nonconsolidated subsidiaries	(24,587)	(28,494)
Deferred income taxes	5,591	11,327
Changes in assets and liabilities:
Receivables	10,407	1,116
Inventories	(934)	(17,105)
Prepaid expenses and other assets	2,202	3,688
Accounts payable	(17,919)	2,278
Accrued expenses	(2,606)	12,588
Other noncurrent liabilities	861	848
Income taxes payable (refundable)	(7,862)	(9,839)
Net cash flows from operating activities	13,653	24,411
Cash flows from investing activities:
Purchase of property, plant and equipment	(3,928)	(4,547)
Proceeds from sale of assets	5	7
Payments to Acquire Businesses, Net of Cash Acquired	0
Proceeds from settlement of net investment hedge	(863)
Other, net	4,551	8,474
Net cash flows from investing activities	(235)	3,934
Cash flows from financing activities:
Borrowings under short-term agreements	0	0
Principal payments on long-term borrowings		0
Dividends paid	(8,510)	(8,445)
Intercompany Interest On Long-term Note		0
Intercompany capital contribution	(3,492)
Dividends to noncontrolling interest	0	0
Payments to Acquire Additional Interest in Subsidiaries	0
Proceeds from exercises under stock plans	2,972	8,894
Purchase of treasury shares	(14,790)
Purchase of common treasury shares - stock plan exercises	(1,504)	(2,870)
Net cash flows from financing activities	(25,324)	(2,421)
Effect of exchange rate changes on cash and cash equivalents	0	0
Net change in cash and cash equivalents	(11,906)	25,924
Cash, cash equivalents, and restricted cash—beginning of year	83,329	67,225
Cash, cash equivalents, and restricted cash—end of period	71,423	93,149
Restructuring Costs	0
Guarantors
Cash flows from operating activities:
Net earnings	10,989	5,540
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	3,478	3,557
Noncash loss on trading securities	0	0
Stock-based compensation	0	0
Defined benefit pension plan expense	0	0
Contribution to defined benefit pension plan	0	0
(Gain)/loss on sale of property, plant and equipment	4	(2)
Equity in earnings in nonconsolidated subsidiaries	(2,729)	980
Deferred income taxes	1,791	0
Changes in assets and liabilities:
Receivables	15,450	(13,699)
Inventories	4,089	(3,865)
Prepaid expenses and other assets	(31,130)	27
Accounts payable	(3,992)	1,826
Accrued expenses	(6,178)	(3,697)
Other noncurrent liabilities	0	0
Income taxes payable (refundable)	(514)	22
Net cash flows from operating activities	(8,742)	(9,311)
Cash flows from investing activities:
Purchase of property, plant and equipment	(5,241)	(1,797)
Proceeds from sale of assets	0	6
Payments to Acquire Businesses, Net of Cash Acquired	0
Proceeds from settlement of net investment hedge	0
Other, net	8,633	12,586
Net cash flows from investing activities	3,392	10,795
Cash flows from financing activities:
Borrowings under short-term agreements	0	0
Principal payments on long-term borrowings	0	0
Dividends paid	0	0
Intercompany Interest On Long-term Note		(2,263)
Intercompany capital contribution	3,492
Dividends to noncontrolling interest	0	0
Payments to Acquire Additional Interest in Subsidiaries	0
Proceeds from exercises under stock plans	0	0
Purchase of treasury shares	0
Purchase of common treasury shares - stock plan exercises	0	0
Net cash flows from financing activities	3,492	(2,263)
Effect of exchange rate changes on cash and cash equivalents	(37)	187
Net change in cash and cash equivalents	(1,895)	(592)
Cash, cash equivalents, and restricted cash—beginning of year	5,304	6,071
Cash, cash equivalents, and restricted cash—end of period	3,409	5,479
Restructuring Costs	0
Non- Guarantors
Cash flows from operating activities:
Net earnings	15,951	23,428
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization	11,256	10,734
Noncash loss on trading securities	71	70
Stock-based compensation	0	0
Defined benefit pension plan expense	(594)	154
Contribution to defined benefit pension plan	(731)	(25,379)
(Gain)/loss on sale of property, plant and equipment	(284)	(95)
Equity in earnings in nonconsolidated subsidiaries	0	0
Deferred income taxes	(2,563)	2,738
Changes in assets and liabilities:
Receivables	3,937	(146)
Inventories	(3,208)	(14,563)
Prepaid expenses and other assets	(3,097)	(13,513)
Accounts payable	(7,538)	10,020
Accrued expenses	2,377	5,129
Other noncurrent liabilities	(421)	(236)
Income taxes payable (refundable)	11,409	9,730
Net cash flows from operating activities	27,710	8,071
Cash flows from investing activities:
Purchase of property, plant and equipment	(7,079)	(7,824)
Proceeds from sale of assets	709	289
Payments to Acquire Businesses, Net of Cash Acquired	(4,800)
Proceeds from settlement of net investment hedge	0
Other, net	(14,539)	(22,531)
Net cash flows from investing activities	(25,709)	(30,066)
Cash flows from financing activities:
Borrowings under short-term agreements	219	198
Principal payments on long-term borrowings	(249)	(215)
Dividends paid	0	0
Intercompany Interest On Long-term Note		2,263
Intercompany capital contribution	0
Dividends to noncontrolling interest	(1,281)	(422)
Payments to Acquire Additional Interest in Subsidiaries	(5,510)
Proceeds from exercises under stock plans	0	0
Purchase of treasury shares	0
Purchase of common treasury shares - stock plan exercises	0	0
Net cash flows from financing activities	(6,821)	1,824
Effect of exchange rate changes on cash and cash equivalents	5,479	7,539
Net change in cash and cash equivalents	659	(12,632)
Cash, cash equivalents, and restricted cash—beginning of year	404,172	339,220
Cash, cash equivalents, and restricted cash—end of period	404,831	$ 326,588
Restructuring Costs	1,145
Eliminations
Cash flows from financing activities:
Purchase of treasury shares	0
Restructuring Costs	$ 0