Related Party Transactions (Details) (USD $) In Millions, unless otherwise specified	0 Months Ended
Dec. 22, 2010 Onex Corporation	Apr. 05, 2012 U.S. Bank National Association Senior secured credit facility
Related Party Transactions
Annual advisory fee	$ 0.7
Initial term of agreement	10 years
Percentage of outstanding indebtedness held by related party		9.30%

Represents the percentage of outstanding indebtedness held by the related party as of the particular date.

No definition available.

Name:	rscr_RelatedPartyTransactionPercentageOfOutstandingDebtHeldByRelatedParty
Namespace Prefix:	rscr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant