Tax Effects of Major Items Recorded as Deferred Tax Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Deferred tax assets
Accounts receivable allowances	$ 3,726	$ 4,490
Inventory valuation	18,891	17,381
Accrued product claims and warranties	22,430	25,753
Employee benefit accruals	129,642	110,547
Total deferred taxes	174,689	158,171
Deferred tax Liabilities
Accelerated depreciation/amortization	13,270	11,436
Goodwill and other intangibles	191,067	187,103
Other, net	98,410	71,381
Total deferred taxes	302,747	269,920
Net deferred tax liability	$ (128,058)	$ (111,749)