Finance Receivables (Recorded Investment Of Retail and Wholesale Finance Receivables By Credit Quality Indicator) (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2014	Dec. 31, 2013	Jun. 30, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	$ 6,941,272	$ 6,110,256	$ 6,336,910
Retail [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	5,603,187	5,265,044	5,248,289
Retail [Member] | Prime [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	4,407,364	4,141,559	4,128,450
Retail [Member] | Sub-Prime [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	1,195,823	1,123,485	1,119,839
Wholesale [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	1,338,085	845,212	1,088,621
Wholesale [Member] | Doubtful [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	4,916	0	3,958
Wholesale [Member] | Substandard [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	4,192	8,383	14,187
Wholesale [Member] | Special Mention [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	0	2,076	2,929
Wholesale [Member] | Risk Level, Medium [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	16,202	5,205	10,041
Wholesale [Member] | Risk Level, Low [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivable, Gross	$ 1,312,775	$ 829,548	$ 1,057,506