INCOME TAXES - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Accrued expenses and reserves	$ 26,117	$ 39,426
Warranty reserve	24,131	24,544
Deferred compensation/employee benefits	25,755	24,950
Pension and postretirement obligations	25,595	15,507
Inventory	22,579	18,664
Net operating loss carry forwards	59,416	25,636
Tax credit carry forwards	621	959
Other	2,317	0
Gross deferred income tax assets	186,531	149,686
Valuation allowance	21,418	12,623
Total deferred income tax assets	165,113	137,063
Property, plant & equipment	47,321	34,518
Intangibles	359,312	167,108
Other	0	2,243
Total deferred income tax liabilities	406,633	203,869
Total deferred income tax liabilities	$ (241,520)	$ (66,806)