BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - DOLLAR THRIFTY (Details 2)	12 Months Ended
Dec. 31, 2012 Furniture and equipment Minimum	Dec. 31, 2012 Furniture and equipment Maximum	Dec. 31, 2011 Dollar Thrifty Automotive Group Inc. Buildings and improvements Minimum	Dec. 31, 2011 Dollar Thrifty Automotive Group Inc. Buildings and improvements Maximum	Dec. 31, 2011 Dollar Thrifty Automotive Group Inc. Furniture and equipment Minimum	Dec. 31, 2011 Dollar Thrifty Automotive Group Inc. Furniture and equipment Maximum
Property and Equipment
Estimated useful lives	1 year	15 years	10 years	30 years	1 year	7 years

Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

No definition available.

Name:	us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration