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Cemetery Perpetual Care Trust Investments (Cost and fair market values associated with the trust investments held in perpetual care trust funds) (Details) (Perpetual Care Trust Invesments, USD $) In Thousands, unless otherwise specified |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 Months Ended
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Dec. 31, 2013 investment | Dec. 31, 2012 investment | Dec. 31, 2013 Cash and money market accounts | Dec. 31, 2012 Cash and money market accounts | Dec. 31, 2012 Foreign Corporate Debt Securities [Member] | Dec. 31, 2013 Foreign | Dec. 31, 2013 Corporate Debt Securities | Dec. 31, 2012 Corporate Debt Securities | Dec. 31, 2013 Preferred Stock | Dec. 31, 2012 Preferred Stock | Dec. 31, 2012 Collateralized Mortgage Backed Securities [Member] | Dec. 31, 2013 Common Stock | Dec. 31, 2012 Common Stock | Dec. 31, 2013 Trust Securities | Dec. 31, 2012 Trust Securities | Dec. 31, 2013 Accrued Investment Income | Dec. 31, 2012 Accrued Investment Income | Mar. 11, 2014 Subsequent Event investment
Schedule of Trading Securities and Other Trading Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost |  |  | $ 973 | $ 545 | $ 1,267 | $ 2,062 | $ 19,773 | $ 24,324 | $ 10,668 | $ 14,225 | $ 1 | $ 7,539 | $ 5,563 | $ 41,015 | $ 45,925 | $ 513 | $ 709 |
Unrealized Gains |  |  | 0 | 0 | 284 | 87 | 236 | 556 | 110 | 525 | 0 | 1,417 | 22 | 1,850 | 1,387 |  |  |
Unrealized Losses |  |  | 0 | 0 | 0 | (2) | (691) | (323) | (165) | (187) | 0 | (178) | (969) | (1,036) | (1,479) |  |  |
Fair Market Value |  |  | 973 | 545 | 1,551 | 2,147 | 19,318 | 24,557 | 10,613 | 14,563 | 1 | 8,778 | 4,616 | 41,829 | 45,833 | 513 | 709 |
Cemetery perpetual care investments | $ (42,342) | $ (46,542) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Market value as a percentage of cost | 102.00% | 99.80% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other Than Temporarily Impaired Investments, Number | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investment securities having loss position for more than one year |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Investments in Loss Positions, Sold, Number |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1

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