1.0.0.3 false Savings Plan 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 Savings Plan 0 rri_SavingsPlan rri false na duration string Savings Plan false false false false false true false false false 1 false false 0 0 false false Savings Plan false 3 Savings Plan 1 rri_SavingsPlans rri false na duration string Description of savings plan and deferred compensation arrangements other than defined benefit pension and postretirement... 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="_AUCf54c01a2d9db4a37a2fe9168a57435bb">(12)<font class="_mt">&#160; Savings Plan</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">We have employee savings plans under Sections&nbsp;401(a) and 401(k) of the Internal Revenue Code.<font class="_mt">&#160; Our savings plans benefit expense, including the matching contributions of generally up to 6% and discretionary contributions, was $16&nbsp;million, $18&nbsp;million and $17&nbsp;million during 2009, 2008 and 2007, respectively.</font></font></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">We sponsor nonqualified deferred compensation plans for key and highly compensated employees.<font class="_mt">&#160; Our obligations under these plans were $33&nbsp;million and related rabbi trust investments were $21&nbsp;million as of December&nbsp;31, 2009 and 2008.</font></font></p> <!--EndFragment--><!-- body --></div></div> (12)&#160; Savings Plan We have employee savings plans under Sections&nbsp;401(a) and 401(k) of the Internal Revenue Code.&#160; Our savings plans benefit false false Description of savings plan and deferred compensation arrangements other than defined benefit pension and postretirement plans and share-based compensation. No authoritative reference available. false false 1 2 false UnKnown UnKnown UnKnown false true