INCOME TAXES (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 26, 2015	Dec. 27, 2014	Dec. 28, 2013
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries
United States	$ 99,175	$ 168,975	$ 338,163
Foreign	(6,168)	115,208	111,254
Earnings before income taxes and equity in earnings of nonconsolidated subsidiaries	93,007	284,183	449,417
Current:
Federal	23,130	52,588	110,847
State	4,431	5,059	16,398
Foreign	15,077	32,443	39,285
Total	42,638	90,090	166,530
Non-current:	(69)	(447)	1,392
Deferred:
Federal	3,382	447	(8,661)
State	(333)	1,376	(307)
Foreign	1,809	3,428	(1,173)
Total	4,858	5,251	(10,141)
Total income tax expense (benefit)	$ 47,427	$ 94,894	$ 157,781
Reconciliations of statutory federal income tax rate and effective tax rate
Statutory federal income tax rate (as a percent)	35.00%	35.00%	35.00%
State income taxes, net of federal benefit (as a percent)	3.10%	1.80%	2.40%
Carryforwards, credits and changes in valuation allowances (as a percent)	(0.10%)	(0.40%)	(0.20%)
Foreign tax rate differences (as a percent)	(5.70%)	(4.40%)	(2.40%)
Changes in unrecognized tax benefits (as a percent)	(0.10%)	(0.20%)	0.30%
Domestic production activities deduction (as a percent)	(3.80%)	(1.60%)	(2.10%)
Goodwill impairment (as a percent)	11.30%	0.00%	0.00%
UK tax rate reduction (as a percent)	7.70%	0.00%	1.80%
Other (as a percent)	3.60%	3.20%	0.30%
Total (as a percent)	51.00%	33.40%	35.10%
Deferred income tax assets:
Accrued expenses and allowances	$ 18,320	$ 17,446
Accrued insurance	1,408	882
Tax credits and loss carryforwards	130,743	148,484
Defined benefit pension liability	32,278	30,025
Inventory allowances	911	4,804
Accrued warranty	12,818	6,920
Deferred compensation	36,672	40,348
Gross deferred income tax assets	233,150	248,909
Valuation allowance	(90,837)	(104,487)
Net deferred income tax assets	142,313	144,422
Deferred income tax liabilities:
Work-in-process	3,087	5,352
Property, plant and equipment	41,147	43,084
Intangible assets	54,162	60,316
Other liabilities	3,517	6,738
Total deferred income tax liabilities	101,913	115,490
Net deferred income tax asset/(liability)	40,400	28,932
Deferred income tax assets (liabilities), Balance Sheet Caption
Refundable and deferred income taxes	0	30,239
Other assets	76,069	70,490
Deferred income taxes	(35,669)	(71,797)
Net deferred income tax asset/(liability)	40,400	28,932
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Tax credit and net operating loss carryforwards related to the defined benefit pension obligation	130,743	148,484
Deferred tax assets related to the defined benefit pension obligation	32,278	30,025
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward]
Gross Unrecognized Tax Benefits beginning of year	4,268	4,727
Gross decreases tax positions in prior period	(173)	(456)
Gross increases current period tax positions	687	610
Settlements with taxing authorities	(361)	0
Lapse of statute of limitations	(545)	(613)
Gross Unrecognized Tax Benefits end of year	3,876	4,268	$ 4,727
Uncertain tax positions for which reversal is reasonably possible during the next 12 months	1,304
Reduction of income tax expense, due to expiration of statutes of limitation	511	399
Accrued interest and penalties relating to unrecognized tax benefits	280	298
Unrecognized tax benefits that, if recognized, would affect effective tax rate	3,813	4,056
Income tax expense recorded on undistributed earnings of foreign subsidiaries which are not considered permanently invested	415,400	$ 432,700
Adjustments for New Accounting Principle, Early Adoption
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax assets, current	$ 31,967