Annual report pursuant to Section 13 and 15(d)

Summary of Significant Accounting Policies - Deferred Charges (Details)

v2.4.1.9
Summary of Significant Accounting Policies - Deferred Charges (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Accounting Policies [Abstract]      
Deferred Lease Costs Capitalized $ 6.2skt_DeferredLeaseCostsCapitalized $ 4.0skt_DeferredLeaseCostsCapitalized $ 5.1skt_DeferredLeaseCostsCapitalized
Deferred lease costs amount related to salaries and related costs $ 5.1skt_Deferredleasecostsamountrelatedtosalariesandrelatedcosts $ 2.9skt_Deferredleasecostsamountrelatedtosalariesandrelatedcosts $ 4.5skt_Deferredleasecostsamountrelatedtosalariesandrelatedcosts