Pensions and Post Retirement Benefits Other than Pensions - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended									12 Months Ended		12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Jun. 30, 2012 Cooper Avon Pension Plan [Member]	Dec. 31, 2012 Domestic Plans [Member]	Dec. 31, 2011 Domestic Plans [Member]	Dec. 31, 2010 Domestic Plans [Member]	Dec. 31, 2012 United Kingdom plan [Member]	Dec. 31, 2011 United Kingdom plan [Member]	Dec. 31, 2012 German Pension Plan [Member]	Dec. 31, 2011 German Pension Plan [Member]	Dec. 31, 2012 U K Pension Plan [Member]
Pension Plans, Postretirement and Other Employee Benefits [Line Items]
Expenses for Company's defined contribution plans	$ 12,003	$ 14,311	$ 12,827
Unrecognized prior service credit included in cumulative other comprehensive loss	(3,867)	(12,002)
Unrecognized prior service credit, Net of tax included in cumulative other comprehensive loss	(2,777)	(8,501)
Unrecognized actuarial losses included in cumulative other comprehensive loss	735,976	684,717
Defined benefit plan accumulated other comprehensive income net gains losses net of tax	598,865	567,278
Prior service credit expected to be recognized in next fiscal year	(566)
Actuarial loss expected to be recognized in next fiscal year	50,112
Accumulated benefit obligation	1,435,193	1,264,377
Weighted average assumed annual rate of increase in the cost of medical benefits	7.80%
Weighted average assumed annual rate of increase in trending linearly cost	5.00%
Pension curtailment gain expected to be recognized				7,460
Discount rate for foreign plans										5.10%		4.92%
Expected return on plan assets										2.00%		6.48%
Rate of compensation increase										2.00%		3.18%
Fair market value of plan assets	1,005,574	907,131	928,323		745,871	680,217	698,827	257,398	224,626	2,305	2,288
Contributed domestic and foreign pension plans	44,000
Range of expects contribute domestic and foreign pension plans					$ 40,000			$ 50,000