SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES – Revenue Recognition, Balances Reported with and without Adoption of ASC 606 (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Jan. 01, 2018	Dec. 31, 2017
Consolidated Statements of Income
Net sales	$ 710,608	$ 617,746	$ 1,413,958	$ 1,219,062
Costs and Expenses
Cost of sales	464,244	399,664	920,066	784,348
Provision for income taxes	19,117	14,379	41,046	32,054
Net income	55,781	65,189	115,069	116,994
Assets
Accounts and note receivable	583,496		583,496			$ 510,426
Inventories	343,170		343,170		$ 322,579	337,216
Prepaid and other	104,998		104,998		123,775	109,791
Liabilities
Accounts payable and accrued liabilities	509,118		509,118		455,873	461,579
Deferred income taxes	19,586		19,586		22,287	20,995
Deferred and other non-current liabilities	6,642		6,642		6,432	5,608
Stockholders' Equity
Retained earnings	1,328,034		1,328,034		1,304,084	$ 1,301,147
Beauty + Home
Consolidated Statements of Income
Net sales	368,536	322,117	746,709	644,565
Pharma
Consolidated Statements of Income
Net sales	241,209	201,702	471,336	398,614
Food + Beverage
Consolidated Statements of Income
Net sales	100,863	$ 93,927	195,913	$ 175,883
Balances Without Adoption of ASC 606 | Accounting Standards Update 2014-09
Costs and Expenses
Cost of sales	465,343		920,243
Provision for income taxes	19,347		41,272
Net income	56,281		115,575
Assets
Inventories	357,630		357,630
Prepaid and other	90,862		90,862
Liabilities
Accounts payable and accrued liabilities	513,458		513,458
Deferred income taxes	18,520		18,520
Deferred and other non-current liabilities	6,123		6,123
Stockholders' Equity
Retained earnings	1,325,603		1,325,603
Balances Without Adoption of ASC 606 | Accounting Standards Update 2014-09 | Beauty + Home
Consolidated Statements of Income
Net sales	370,267		747,135
Balances Without Adoption of ASC 606 | Accounting Standards Update 2014-09 | Pharma
Consolidated Statements of Income
Net sales	241,311		471,773
Balances Without Adoption of ASC 606 | Accounting Standards Update 2014-09 | Food + Beverage
Consolidated Statements of Income
Net sales	100,859		195,959
Adjustment/Effect of Change | Accounting Standards Update 2014-09
Costs and Expenses
Cost of sales	(1,099)		(177)
Provision for income taxes	(230)		(226)
Net income	(500)		(506)
Assets
Inventories	(14,460)		(14,460)		(14,637)
Prepaid and other	14,136		14,136		13,984
Liabilities
Accounts payable and accrued liabilities	(4,340)		(4,340)		(5,706)
Deferred income taxes	1,066		1,066		1,292
Deferred and other non-current liabilities	519		519		824
Stockholders' Equity
Retained earnings	2,431		2,431		$ 2,937
Adjustment/Effect of Change | Accounting Standards Update 2014-09 | Beauty + Home
Consolidated Statements of Income
Net sales	(1,731)		(426)
Adjustment/Effect of Change | Accounting Standards Update 2014-09 | Pharma
Consolidated Statements of Income
Net sales	(102)		(437)
Adjustment/Effect of Change | Accounting Standards Update 2014-09 | Food + Beverage
Consolidated Statements of Income
Net sales	$ 4		$ (46)