XML 46 R9.htm IDEA: XBRL DOCUMENT v2.4.1.9
CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) (4 percent Convertible Senior Notes)
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Nov. 30, 2009
Stated interest rate 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage  
Convertible debt        
Stated interest rate 4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= uri_ConvertibleNotes4PercentMember
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= uri_ConvertibleNotes4PercentMember
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= uri_ConvertibleNotes4PercentMember
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_ConvertibleDebtMember
4.00%us-gaap_DebtInstrumentInterestRateStatedPercentage
/ us-gaap_DebtInstrumentAxis
= uri_ConvertibleNotes4PercentMember
/ us-gaap_ShortTermDebtTypeAxis
= us-gaap_ConvertibleDebtMember