Employee Retirement and Profit Sharing Plans - Reconciliation of Change in Fair Value Measurement of Defined Benefit Plans (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013		Dec. 31, 2012
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Fair value of plan assets at end of year	$ 270,123		$ 251,094
Fixed Income Diversified Funds
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Fair value of plan assets at end of year	3,093	[1]	2,938	[1]
Other Investments Partnerships Joint Ventures
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Fair value of plan assets at end of year	864	[2]	1,447	[2]
Level 3
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Fair value of plan assets at beginning of year	4,385		4,846
Relating to instruments still held at reporting date	(187)		(81)
Purchases, sales and settlements (net)	(828)		(695)
Transfers in and/or out of Level 3	587		315
Fair value of plan assets at end of year	3,957		4,385
Level 3 | Fixed Income Diversified Funds
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Fair value of plan assets at beginning of year	2,938	[1]	3,266
Relating to instruments still held at reporting date	119		(212)
Purchases, sales and settlements (net)	(828)		(695)
Transfers in and/or out of Level 3	864		579
Fair value of plan assets at end of year	3,093	[1]	2,938	[1]
Level 3 | Other Investments Partnerships Joint Ventures
Fair Value, Option, Qualitative Disclosures Related to Election [Line Items]
Fair value of plan assets at beginning of year	1,447	[2]	1,580
Relating to instruments still held at reporting date	(306)		131
Transfers in and/or out of Level 3	(277)		(264)
Fair value of plan assets at end of year	$ 864	[2]	$ 1,447	[2]

[1] Represents a pooled/separate account investment in the General Investment Account of an investment manager. The account primarily invests in fixed income debt securities, such as high grade corporate bonds, government bonds and asset-backed securities.

[2] The majority of the total partnership balance is a partnership comprised of a portfolio of two limited partnership funds that invest in public and private equity.