GUARANTOR/NON-GUARANTOR FINANCIAL INFORMATION - Condensed Consolidated Statements of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 24, 2016	Sep. 30, 2017	Sep. 24, 2016
Cash flows from operating activities:
Net earnings	$ 36,666	$ 29,521	$ 123,949	$ 107,134
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization			63,500	61,242
Noncash loss on trading securities			395	973
Stock-based compensation			7,300	6,572
Change in fair value of contingent consideration			0	(3,527)
Defined benefit pension plan expense			481	1,486
Contribution to defined benefit pension plan			(26,064)	(712)
Change in restricted cash - pension plan trust			12,568	(13,652)
(Gain)/loss on sale of property, plant and equipment			(732)	250
Equity in earnings in nonconsolidated subsidiaries	0	0	0	0
Deferred income taxes	(7,268)	(3,749)	79	(1,534)
Changes in assets and liabilities:
Receivables			(39,584)	16,436
Inventories			(41,545)	(34,413)
Prepaid expenses and other assets			(11,636)	(10,624)
Accounts payable			28,895	(11,338)
Accrued expenses			20,157	3,272
Other noncurrent liabilities			(1,627)	240
Income taxes payable (refundable)			(1,732)	4,831
Net cash flows from operating activities			134,404	127,254
Cash flows from investing activities:
Purchase of property, plant and equipment			(39,898)	(42,233)
Proceeds from sale of assets			1,575	3,938
Payments to Acquire Businesses, Net of Cash Acquired			(5,362)	0
Proceeds from settlement of net investment hedge			5,123	0
Other, net			(3,462)	(2,824)
Net cash flows from investing activities			(42,024)	(41,119)
Cash flows from financing activities:
Net borrowings under short-term agreements			(549)	(128)
Principal payments on long-term borrowings			(658)	(1,563)
Dividends paid			(25,386)	(25,604)
Dividends to noncontrolling interest			0
Intercompany capital contribution			0
Dividends to noncontrolling interest			(3,895)	(2,527)
Purchase of noncontrolling interest			0	(11,009)
Intercompany dividends			0
Proceeds from exercises under stock plans			12,446	6,509
Purchase of treasury shares			0	(46,581)
Purchase of common treasury shares - stock plan exercises			(3,929)	(1,453)
Net cash flows from financing activities			(21,971)	(82,356)
Effect of exchange rate changes on cash and cash equivalents			23,133	(3,478)
Net change in cash and cash equivalents			93,542	301
Cash and cash equivalents—beginning of year			399,948	349,074
Cash and cash equivalents—end of period	493,490	349,375	493,490	349,375
Restructuring Costs			0	618
Eliminations
Cash flows from operating activities:
Net earnings	(38,160)	(22,645)	(100,715)	(78,753)
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
Change in fair value of contingent consideration				0
Defined benefit pension plan expense			0	0
Contribution to defined benefit pension plan			0	0
Change in restricted cash - pension plan trust			0	0
(Gain)/loss on sale of property, plant and equipment			0	0
Equity in earnings in nonconsolidated subsidiaries	37,918	22,658	100,555	77,735
Deferred income taxes	0	0	0	0
Changes in assets and liabilities:
Receivables			0	0
Inventories			179	1,499
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			19	481
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			(19)	(481)
Net cash flows from investing activities			(19)	(481)
Cash flows from financing activities:
Net borrowings under short-term agreements			0	0
Principal payments on long-term borrowings			0	0
Dividends paid			0	0
Dividends to noncontrolling interest			0
Intercompany capital contribution			0
Dividends to noncontrolling interest			0	0
Purchase of noncontrolling interest				0
Intercompany dividends			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			0	0
Effect of exchange rate changes on cash and cash equivalents			0	0
Net change in cash and cash equivalents			0	0
Cash and cash equivalents—beginning of year			0	0
Cash and cash equivalents—end of period	0	0	0	0
Restructuring Costs				0
Parent
Cash flows from operating activities:
Net earnings	35,208	28,173	119,851	103,168
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization			19,600	20,482
Noncash loss on trading securities			0	0
Stock-based compensation			7,300	6,572
Change in fair value of contingent consideration				0
Defined benefit pension plan expense			0	0
Contribution to defined benefit pension plan			0	0
Change in restricted cash - pension plan trust			0	0
(Gain)/loss on sale of property, plant and equipment			(725)	2
Equity in earnings in nonconsolidated subsidiaries	(27,953)	(22,658)	(85,274)	(69,876)
Deferred income taxes	(3,474)	(5,321)	2,065	(1,834)
Changes in assets and liabilities:
Receivables			(16,190)	(10,501)
Inventories			(15,105)	(11,847)
Prepaid expenses and other assets			(2,501)	(4,526)
Accounts payable			7,196	(16,605)
Accrued expenses			20,887	11,179
Other noncurrent liabilities			(381)	(252)
Income taxes payable (refundable)			(11,403)	19,132
Net cash flows from operating activities			45,320	45,094
Cash flows from investing activities:
Purchase of property, plant and equipment			(14,046)	(5,699)
Proceeds from sale of assets			745	36
Payments to Acquire Businesses, Net of Cash Acquired			0
Proceeds from settlement of net investment hedge			5,123
Other, net			15,714	13,070
Net cash flows from investing activities			7,536	7,407
Cash flows from financing activities:
Net borrowings under short-term agreements			0	0
Principal payments on long-term borrowings				(215)
Dividends paid			(25,386)	(25,604)
Dividends to noncontrolling interest			0
Intercompany capital contribution			(7,375)
Dividends to noncontrolling interest			0	0
Purchase of noncontrolling interest				(137)
Intercompany dividends			(22,662)
Proceeds from exercises under stock plans			12,446	6,509
Purchase of treasury shares				(46,581)
Purchase of common treasury shares - stock plan exercises			(3,929)	(1,453)
Net cash flows from financing activities			(1,582)	(67,481)
Effect of exchange rate changes on cash and cash equivalents			0	0
Net change in cash and cash equivalents			51,274	(14,980)
Cash and cash equivalents—beginning of year			67,225	62,281
Cash and cash equivalents—end of period	118,499	47,301	118,499	47,301
Restructuring Costs				0
Guarantors
Cash flows from operating activities:
Net earnings	15,354	6,754	37,784	32,941
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization			11,130	9,897
Noncash loss on trading securities			0	0
Stock-based compensation			0	0
Change in fair value of contingent consideration				0
Defined benefit pension plan expense			0	0
Contribution to defined benefit pension plan			0	0
Change in restricted cash - pension plan trust			0	0
(Gain)/loss on sale of property, plant and equipment			59	117
Equity in earnings in nonconsolidated subsidiaries	(9,965)	0	(15,281)	(7,859)
Deferred income taxes	0	0	0	0
Changes in assets and liabilities:
Receivables			(9,259)	14,969
Inventories			(1,290)	(5,024)
Prepaid expenses and other assets			(144)	76
Accounts payable			(7,700)	2,530
Accrued expenses			(4,971)	(7,218)
Other noncurrent liabilities			0	5
Income taxes payable (refundable)			802	(16,444)
Net cash flows from operating activities			11,130	23,990
Cash flows from investing activities:
Purchase of property, plant and equipment			(5,952)	(17,944)
Proceeds from sale of assets			(48)	84
Payments to Acquire Businesses, Net of Cash Acquired			0
Proceeds from settlement of net investment hedge			0
Other, net			(8,985)	(4,488)
Net cash flows from investing activities			(14,985)	(22,348)
Cash flows from financing activities:
Net borrowings under short-term agreements			0	0
Principal payments on long-term borrowings			0	0
Dividends paid			0	0
Dividends to noncontrolling interest			(5,669)
Intercompany capital contribution			7,375
Dividends to noncontrolling interest				0
Purchase of noncontrolling interest				0
Intercompany dividends			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			1,706	0
Effect of exchange rate changes on cash and cash equivalents			245	168
Net change in cash and cash equivalents			(1,904)	1,810
Cash and cash equivalents—beginning of year			6,071	4,008
Cash and cash equivalents—end of period	4,167	5,818	4,167	5,818
Restructuring Costs				0
Non- Guarantors
Cash flows from operating activities:
Net earnings	24,264	17,239	67,029	49,778
Adjustments to reconcile net earnings to net cash flows from operations:
Depreciation and amortization			32,770	30,863
Noncash loss on trading securities			395	973
Stock-based compensation			0	0
Change in fair value of contingent consideration				(3,527)
Defined benefit pension plan expense			481	1,486
Contribution to defined benefit pension plan			(26,064)	(712)
Change in restricted cash - pension plan trust			12,568	(13,652)
(Gain)/loss on sale of property, plant and equipment			(66)	131
Equity in earnings in nonconsolidated subsidiaries	0	0	0	0
Deferred income taxes	(3,794)	1,572	(1,986)	300
Changes in assets and liabilities:
Receivables			(14,135)	11,968
Inventories			(25,329)	(19,041)
Prepaid expenses and other assets			(8,991)	(6,174)
Accounts payable			29,399	2,737
Accrued expenses			4,241	(689)
Other noncurrent liabilities			(1,246)	487
Income taxes payable (refundable)			8,869	2,143
Net cash flows from operating activities			77,935	57,689
Cash flows from investing activities:
Purchase of property, plant and equipment			(19,900)	(18,590)
Proceeds from sale of assets			878	3,818
Payments to Acquire Businesses, Net of Cash Acquired			(5,362)
Proceeds from settlement of net investment hedge			0
Other, net			(10,172)	(10,925)
Net cash flows from investing activities			(34,556)	(25,697)
Cash flows from financing activities:
Net borrowings under short-term agreements			(549)	(128)
Principal payments on long-term borrowings			(658)	(1,348)
Dividends paid			0	0
Dividends to noncontrolling interest			5,669
Intercompany capital contribution			0
Dividends to noncontrolling interest			(3,895)	(2,527)
Purchase of noncontrolling interest				(10,872)
Intercompany dividends			22,662
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			(22,095)	(14,875)
Effect of exchange rate changes on cash and cash equivalents			22,888	(3,646)
Net change in cash and cash equivalents			44,172	13,471
Cash and cash equivalents—beginning of year			326,652	282,785
Cash and cash equivalents—end of period	$ 370,824	$ 296,256	$ 370,824	296,256
Restructuring Costs				$ 618