CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 30, 2017
Current assets:
Cash and cash equivalents	$ 92,284	$ 89,654
Accounts receivable, net of reserve for doubtful accounts of $13,472 and $13,182	400,266	328,421
Inventories, net	493,667	424,639
Prepaid expenses and other	48,890	55,427
Prepaid Taxes	45,350	33,748
Total current assets	1,080,457	931,889
Property, plant and equipment, net of accumulated depreciation of $156,504 and $142,278	317,150	281,915
Goodwill	1,824,755	1,264,810
Other intangibles	1,292,771	780,426
Long-term deferred tax assets	40,807	44,565
Other assets	46,263	36,108
Total assets	4,602,203	3,339,713
Current liabilities:
Current maturities of long-term debt	6,297	5,149
Accounts payable	188,256	146,333
Accrued expenses	361,501	322,171
Total current liabilities	556,054	473,653
Long-term debt	2,060,328	1,023,732
Deferred Tax Liabilities, Net, Noncurrent	102,636	87,815
Liability, Defined Benefit Pension Plan, Noncurrent	309,573	334,511
Other non-current liabilities	72,456	58,854
Stockholders' equity:
Common stock, $0.01 par value; 62,612,865 and 62,619,865 shares issued in 2018 and 2017, respectively	145	145
Paid-in capital	376,740	374,922
Treasury stock, at cost; 6,889,241 and 6,889,241 shares in 2018 and 2017, respectively	(445,118)	(445,118)
Retained earnings	1,841,489	1,697,618
Accumulated other comprehensive loss	(272,100)	(266,419)
Total stockholders' equity	1,501,156	1,361,148
Total liabilities and stockholders' equity	4,602,203	$ 3,339,713
Calculated under Revenue Guidance in Effect before Topic 606 [Member]
Current assets:
Inventories, net	487,910
Prepaid expenses and other	51,927
Current liabilities:
Accrued expenses	365,744
Deferred Tax Liabilities, Net, Noncurrent	102,246
Stockholders' equity:
Retained earnings	$ 1,840,356