HRE Trust Fund Proceeds (Details) (USD $) In Millions, unless otherwise specified	Dec. 31, 2013	Jul. 22, 2013	Jul. 18, 2013
HRE Trust Fund Proceeds [Line Items]
HRE Trust Fund Proceeds	15.00%
Gross Proceeds from HRE Trust		$ 23.0	$ 7.9
Other Income [Member]
HRE Trust Fund Proceeds [Line Items]
Gross Proceeds from HRE Trust			4.2
Purses [Member]
HRE Trust Fund Proceeds [Line Items]
Gross Proceeds from HRE Trust			$ 3.6