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This item represents the pretax change in net unrealized holding gain (loss) on available-for-sale securities held within the trust during the period.

No definition available.

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Capital Gain (Loss) Distribution

No definition available.

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The amount deposited into the perpetual care trust for the period. Consists of a portion of the proceeds from the sale of cemetery property that must be paid into the perpetual care trusts pursuant to state law. The principal must remain in the trust into perpetuity while earnings may be released and used to defray cemetery maintenance costs.

No definition available.

Name:	ston_DepositIntoPerpetualCareTrust
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The aggregate fair value of investments placed into perpetual care trusts. Funds were derived from a portion of the proceeds of the sale of cemetery property that was paid into the perpetual care trusts pursuant to state law. The principal must remain in the trust into perpetuity while earnings may be released and used to defray cemetery maintenance costs.

No definition available.

Name:	ston_PerpetualCareTrusts
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Period Type:	instant

Perpetual care trusts including assets held for sale.

No definition available.

Name:	ston_PerpetualCareTrustsIncludingAssetsHeldForSale
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Tax Expense on Transactions Occurring within Perpetual Care Trust

No definition available.

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This item represents the difference between the gross realized gains and losses realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Additionally, this item would include any losses recognized for other than temporary impairments (OTTI) of the subject investments in debt and equity securities.

No definition available.

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Amount classified as property, plant and equipment attributable to disposal group held for sale or disposed of, expected to be disposed of within one year or the normal operating cycle, if longer.

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The amount by which the fair value of an investment in debt and equity securities categorized as Available-for-sale is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income.

No definition available.

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Data Type:	xbrli:monetaryItemType
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Cash received for dividends and interest on the entity's equity and debt investments during the current period.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Fees charged annually for the professional services of a trustee, usually quoted as a percentage of the funds being managed. The fee for appointing an offshore Trustee is included in the trust price.

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