Prepaid Expenses and Other Assets, Net (Narrative) (Details) (USD $)	12 Months Ended				3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended	3 Months Ended		12 Months Ended		3 Months Ended		12 Months Ended		3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Sep. 30, 2012 Senior Notes [Member]	Dec. 31, 2011 Senior Notes [Member]	Sep. 30, 2012 DROT 2009 Notes [Member]	Dec. 31, 2011 DROT 2009 Notes [Member]	Sep. 30, 2012 DPM Guggenheim Loan [Member]	Sep. 30, 2012 DROT 2011 Notes [Member]	Dec. 31, 2011 DROT 2011 Notes [Member]	Dec. 31, 2011 Tempus Guggenheim Loan [Member]	Sep. 30, 2012 Tempus Guggenheim Loan [Member]	Sep. 30, 2012 Conduit 2008 [Member]	Dec. 31, 2011 Conduit 2008 [Member]	Dec. 31, 2011 Quorum Facility [Member]	Sep. 30, 2012 ILXA Receivables Loan [Member]	Dec. 31, 2011 ILXA Receivables Loan [Member]	Sep. 30, 2012 Tempus Inventory Loan [Member]	Dec. 31, 2011 Tempus Inventory Loan [Member]	Aug. 31, 2010 Other Assets [Member] ILX Acquisition [Member]	Jun. 30, 2012 Other Assets [Member] Tempus Acquisition [Member]	Jul. 02, 2011 Other Assets [Member] Tempus Acquisition [Member]	Dec. 31, 2012 Other Assets [Member] PMR Acquisition [Member]	May 21, 2012 Other Assets [Member] PMR Acquisition [Member]	Oct. 05, 2012 Other Assets [Member] Aegean Blue Acquisition [Member]
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Line Items]
Amortization of Financing Costs	$ 5,000,000	$ 5,000,000		$ 2,500,000
Payments of Debt Issuance Costs	2,583,000	5,533,000	19,125,000		13,200,000	14,700,000	3,300,000	4,800,000	2,300,000	1,500,000	1,900,000	1,400,000	1,200,000	300,000	1,200,000	100,000	300,000	500,000	100,000	100,000
Prepaid Expenses and Other Assets																					$ 334,000	$ 1,322,000	$ 1,423,000	$ 340,000	$ 315,000	$ 947,000

Diamond Resorts Corp 10-K