Restructuring and Other Charges (Restructuring Expenses) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Oct. 01, 2016	Sep. 30, 2017	Oct. 01, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	$ 10,025	$ 2,326	$ 20,040	$ 8,196
Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	1,514	1,983	2,202	2,949
Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	7,931	0	9,083	2,446
Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	54	0	428	276
Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	80	0	1,274	158
Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	165	203	5,697	769
Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	281	140	1,356	1,598
Envelope [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	600	408	740	1,114
Envelope [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	286	384	344	494
Envelope [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	231	0	229	146
Envelope [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	26	0	26	276
Envelope [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	27	0	81	0
Envelope [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	54
Envelope [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	30	24	60	144
Print [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	6,613	477	14,779	1,319
Print [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	(6)	92	166	105
Print [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	6,200	0	7,261	0
Print [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	13	0	387	0
Print [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	51	0	63	158
Print [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	165	203	5,697	715
Print [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	190	182	1,205	341
Label [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	2,168	36	3,021	4,132
Label [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	629	113	265	749
Label [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	1,500	0	1,593	2,300
Label [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	15	0	15	0
Label [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	2	0	1,130	0
Label [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Label [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	22	(77)	18	1,083
Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	644	1,405	1,500	1,631
Corporate [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	605	1,394	1,427	1,601
Corporate [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Corporate [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Corporate [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Corporate [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Corporate [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	39	11	73	30
2017 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			10,335
2017 Plan [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			2,443
2017 Plan [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			1,249
2017 Plan [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			4,933
2017 Plan [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			1,710
2017 Plan [Member] | Envelope [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	595		748
2017 Plan [Member] | Envelope [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	286		377
2017 Plan [Member] | Envelope [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	231		231
2017 Plan [Member] | Envelope [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	26		26
2017 Plan [Member] | Envelope [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	27		81
2017 Plan [Member] | Envelope [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		0
2017 Plan [Member] | Envelope [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	25		33
2017 Plan [Member] | Print [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	195		7,738
2017 Plan [Member] | Print [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	(6)		166
2017 Plan [Member] | Print [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		1,061
2017 Plan [Member] | Print [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	13		387
2017 Plan [Member] | Print [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	1		38
2017 Plan [Member] | Print [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		4,933
2017 Plan [Member] | Print [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	187		1,153
2017 Plan [Member] | Label [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	669		1,739
2017 Plan [Member] | Label [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	629		478
2017 Plan [Member] | Label [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		93
2017 Plan [Member] | Label [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	15		15
2017 Plan [Member] | Label [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	2		1,130
2017 Plan [Member] | Label [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		0
2017 Plan [Member] | Label [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	23		23
2017 Plan [Member] | Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	646		1,495
2017 Plan [Member] | Corporate [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	607		1,422
2017 Plan [Member] | Corporate [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		0
2017 Plan [Member] | Corporate [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		0
2017 Plan [Member] | Corporate [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		0
2017 Plan [Member] | Corporate [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0		0
2017 Plan [Member] | Corporate [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	39		73
2016 Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			(45)
2016 Plan [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			(45)
2016 Plan [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			0
2016 Plan [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			0
2016 Plan [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			0
2016 Plan [Member] | Envelope [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		384	(35)	481
2016 Plan [Member] | Envelope [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		384	(33)	481
2016 Plan [Member] | Envelope [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	(2)	0
2016 Plan [Member] | Envelope [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Envelope [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Envelope [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Envelope [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Print [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		92		107
2016 Plan [Member] | Print [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		92		107
2016 Plan [Member] | Print [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
2016 Plan [Member] | Print [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
2016 Plan [Member] | Print [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
2016 Plan [Member] | Print [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
2016 Plan [Member] | Print [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
2016 Plan [Member] | Label [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		162	(17)	196
2016 Plan [Member] | Label [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		158	(17)	191
2016 Plan [Member] | Label [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Label [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Label [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Label [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0	0	0
2016 Plan [Member] | Label [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		4	0	5
2016 Plan [Member] | Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	(2)	1,448	5	1,658
2016 Plan [Member] | Corporate [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	(2)	1,448	5	1,655
2016 Plan [Member] | Corporate [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
2016 Plan [Member] | Corporate [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
2016 Plan [Member] | Corporate [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
2016 Plan [Member] | Corporate [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
2016 Plan [Member] | Corporate [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	3
Residual Plans [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			667
Residual Plans [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			(196)
Residual Plans [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			25
Residual Plans [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			764
Residual Plans [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges			74
Residual Plans [Member] | Envelope [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	5	24	27	633
Residual Plans [Member] | Envelope [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	13
Residual Plans [Member] | Envelope [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	146
Residual Plans [Member] | Envelope [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	276
Residual Plans [Member] | Envelope [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Envelope [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	54
Residual Plans [Member] | Envelope [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	5	24	27	144
Residual Plans [Member] | Print [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	218	385	841	1,212
Residual Plans [Member] | Print [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	(2)
Residual Plans [Member] | Print [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Print [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Print [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	50	0	25	158
Residual Plans [Member] | Print [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	165	203	764	715
Residual Plans [Member] | Print [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	3	182	52	341
Residual Plans [Member] | Label [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	(1)	(126)	(201)	1,636
Residual Plans [Member] | Label [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	(45)	(196)	558
Residual Plans [Member] | Label [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Label [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Label [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Label [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	0	0	0	0
Residual Plans [Member] | Label [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges	$ (1)	(81)	$ (5)	1,078
Residual Plans [Member] | Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		(43)		(27)
Residual Plans [Member] | Corporate [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		(54)		(54)
Residual Plans [Member] | Corporate [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
Residual Plans [Member] | Corporate [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
Residual Plans [Member] | Corporate [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
Residual Plans [Member] | Corporate [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		0		0
Residual Plans [Member] | Corporate [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges		$ 11		27
Asset Impairments [Member] | Label [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				2,300
Asset Impairments [Member] | Label [Member] | Employee Severance Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				0
Asset Impairments [Member] | Label [Member] | Asset Charges, Net of Gain on Sale [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				2,300
Asset Impairments [Member] | Label [Member] | Equipment Moving Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				0
Asset Impairments [Member] | Label [Member] | Lease Termination Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				0
Asset Impairments [Member] | Label [Member] | Multi-Employer Pension Withdrawal Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				0
Asset Impairments [Member] | Label [Member] | Building Clean-up and Other Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other charges				$ 0