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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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The percentage charged for managing real estate properties.

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Repayment received or receivable for expenses incurred on behalf of a client or customer, other than those reimbursements received by landlords from tenants.

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Management Fee Revenue (Details) (USD $)	3 Months Ended	12 Months Ended
Management Fee Revenue (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Proceeds from repayment of Native American development costs		$ 66,048,000	$ 0	$ 195,779,000
Reimbursement Revenue		7,500,000us-gaap_ReimbursementRevenue	12,600,000us-gaap_ReimbursementRevenue
MPM Enterprises, LLC [Member]
Ownership percentage, parent		50.00%
Equity Method Investment, Ownership Percentage		50.00%
Gun Lake Tribe [Member]
Management agreement, term		7 years
Project management fee (percentage)		30.00%
Gun Lake Tribe [Member] \| MPM Enterprises, LLC [Member]
Management fee revenue		33,300,000	31,800,000	29,300,000
Gun Lake Tribe [Member] \| Kalamazoo, MI [Member]
Distance from major city		27
Gun Lake Tribe [Member] \| Grand Rapids, MI [Member]
Distance from major city		25
Barley's [Member]
Project management fee (percentage)		10.00%
The Greens [Member]
Project management fee (percentage)		10.00%
Wildfire Lanes [Member]
Project management fee (percentage)		10.00%
Federated Indians of Graton Rancheria [Member]
Reimbursable advances for Native American Development	63,900,000		63,900,000
Management agreement, term		7 years
Management fee revenue	14,700,000
Property Development Fee, Value			8,200,000
Property Development Fee, Percent Fee			2.00%
Proceeds from repayment of Native American development costs				194,200,000
Federated Indians of Graton Rancheria [Member] \| SC Sonoma Management LLC [Member]
Management fee revenue	6,500,000	27,300,000
Federated Indians of Graton Rancheria [Member] \| San Francisco, California [Member]
Distance from major city		43
Management Agreement, Year One [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		24.00%
Management Agreement, Year Two [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		24.00%
Management Agreement, Year Three [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		24.00%
Management Agreement, Year Four [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		24.00%
Management Agreement, Year Five [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		27.00%
Management Agreement, Year Six [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		27.00%
Management Agreement, Year Seven [Member] \| Federated Indians of Graton Rancheria [Member]
Project management fee (percentage)		27.00%
Barley's [Member]
Equity Method Investment, Ownership Percentage		50.00%
The Greens [Member]
Equity Method Investment, Ownership Percentage		50.00%
Wildfire Lanes [Member]
Equity Method Investment, Ownership Percentage		50.00%
1st Tier [Member] \| Gun Lake Tribe [Member]
Management fee shared with parent (percentage)		50.00%
Management fee revenue		24,000,000
2nd Tier [Member] \| Gun Lake Tribe [Member]
Management fee shared with parent (percentage)		83.00%
Management fee revenue		24,000,000
3rd Tier [Member] \| Gun Lake Tribe [Member]
Management fee shared with parent (percentage)		93.00%
Management fee revenue		$ 48,000,000