Securitized Vacation Ownership Debt - Long-Term and Short-Term Securitized Vacation Ownership Debt (Parenthetical) (Detail)	3 Months Ended	12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
2005 securitization, terminated 2013 [Member]
Debt Instrument [Line Items]
Maturity year of update instrument	2013	2013
2006 securitization, interest rates ranging from 5.28% to 5.85%, maturing 2018 [Member]
Debt Instrument [Line Items]
Interest rate minimum	5.28%	5.28%
Interest rate maximum	5.85%	5.85%
Maturity year of update instrument	2018	2018
2009 securitization, interest rate at 5.81%, maturing 2015 [Member]
Debt Instrument [Line Items]
Interest rate, stated rate	5.81%	5.81%
Maturity year of update instrument	2015	2015
2010 securitization, interest rates ranging from 3.65% to 4.75%, maturing 2021 [Member]
Debt Instrument [Line Items]
Interest rate minimum	3.65%	3.65%
Interest rate maximum	4.75%	4.75%
Maturity year of update instrument	2021	2021
2011 securitization, interest rates ranging from 3.67% to 4.82%, maturing 2025 [Member]
Debt Instrument [Line Items]
Interest rate minimum	3.67%	3.67%
Interest rate maximum	4.82%	4.82%
Maturity year of update instrument	2025	2025
2012 securitization, interest rates ranging from 2.00% to 2.76%, maturing 2023 [Member]
Debt Instrument [Line Items]
Interest rate minimum	2.00%	2.00%
Interest rate maximum	2.76%	2.76%
Maturity year of update instrument	2023	2023