1.0.0.3 false Collective Bargaining Agreements false 1 $ false false USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDEPS Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 2 Collective Bargaining Agreements 0 rri_CollectiveBargainingAgreements rri false na duration string Collective Bargaining Agreements false false false false false true false false false 1 false false 0 0 false false Collective Bargaining Agreements false 3 Collective Bargaining Agreements 1 rri_CollectiveBargainingArrangement rri false na duration string Description of any concentration of labor subject to collective bargaining agreements, including the general nature of the... false false false false false false false false false 1 false false 0 0 <div><!-- 2.0.3575.42229 --><div><!-- body --><p class="Heading2A" style="margin-top: 0in; margin-right: 0in; margin-bottom: 10.0pt; margin-left: .3in; text-indent: -.3in; font-size: 10.0pt; font-family: 'Times New Roman Bold'; layout-grid-mode: line; font-weight: bold;"><a name="_AUC13cefa4eb63c4c3786a0878fc9ed719a">(13)<font class="_mt">&#160; Collective Bargaining Agreements</font></a></p> <p class="Paragraph" style="margin-top: 0in; margin-right: 0in; margin-bottom: 10.0pt; margin-left: 0in; text-indent: .3in; font-size: 10.0pt; font-family: 'Times New Roman';"><font class="_mt">As of December&nbsp;31, 2009, approximately 45% of our employees are subject to collective bargaining agreements.<font class="_mt">&#160; Approximately 25% of our employees are subject to collective bargaining agreements that will expire in 2010.<font class="_mt">&#160; We intend to negotiate the renewal of these agreements.</font></font></font></p> <!--EndFragment--><!-- body --></div></div> (13)&#160; Collective Bargaining Agreements As of December&nbsp;31, 2009, approximately 45% of our employees are subject to collective bargaining false false Description of any concentration of labor subject to collective bargaining agreements, including the general nature of the risk. No authoritative reference available. false false 1 2 false UnKnown UnKnown UnKnown false true