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Preneed Trust Investments Preneed Trust Investments (Unrealized losses on cemetery merchandise and service trust investments) (Details) - Preneed Cemetery Trust Investments - USD ($) $ in Thousands | Dec. 31, 2015 | Dec. 31, 2014
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Gain (Loss) on Investments [Line Items] |  |
Fair market value, In Loss Position Less than12 months | $ 40,857 | $ 40,926
Unrealized Losses, In Loss Position Less than12 months | (5,864) | (2,215)
Fair market value, In Loss Position Greater than12 months | 12,194 | 5,317
Unrealized Losses, In Loss Position Greater than12 months | (3,219) | (1,480)
Fair market value, Total | 53,051 | 46,243
Unrealized Losses, Total | (9,083) | (3,695)
Municipal bonds |  |
Gain (Loss) on Investments [Line Items] |  |
Fair market value, In Loss Position Less than12 months | 395 |
Unrealized Losses, In Loss Position Less than12 months | (63) |
Fair market value, In Loss Position Greater than12 months | 0 |
Unrealized Losses, In Loss Position Greater than12 months | 0 |
Fair market value, Total | 395 |
Unrealized Losses, Total | (63) |
Foreign debt |  |
Gain (Loss) on Investments [Line Items] |  |
Fair market value, In Loss Position Less than12 months | 3,680 | 5,629
Unrealized Losses, In Loss Position Less than12 months | (384) | (237)
Fair market value, In Loss Position Greater than12 months | 406 | 0
Unrealized Losses, In Loss Position Greater than12 months | (312) | 0
Fair market value, Total | 4,086 | 5,629
Unrealized Losses, Total | (696) | (237)
Corporate debt |  |
Gain (Loss) on Investments [Line Items] |  |
Fair market value, In Loss Position Less than12 months | 14,468 | 18,051
Unrealized Losses, In Loss Position Less than12 months | (2,992) | (778)
Fair market value, In Loss Position Greater than12 months | 3,056 | 2,016
Unrealized Losses, In Loss Position Greater than12 months | (1,287) | (1,389)
Fair market value, Total | 17,524 | 20,067
Unrealized Losses, Total | (4,279) | (2,167)
Preferred stock |  |
Gain (Loss) on Investments [Line Items] |  |
Fair market value, In Loss Position Less than12 months | 10,285 | 10,342
Unrealized Losses, In Loss Position Less than12 months | (436) | (289)
Fair market value, In Loss Position Greater than12 months | 5,168 | 3,236
Unrealized Losses, In Loss Position Greater than12 months | (448) | (36)
Fair market value, Total | 15,453 | 13,578
Unrealized Losses, Total | (884) | (325)
Common stock |  |
Gain (Loss) on Investments [Line Items] |  |
Fair market value, In Loss Position Less than12 months | 12,029 | 6,904
Unrealized Losses, In Loss Position Less than12 months | (1,989) | (911)
Fair market value, In Loss Position Greater than12 months | 3,564 | 65
Unrealized Losses, In Loss Position Greater than12 months | (1,172) | (55)
Fair market value, Total | 15,593 | 6,969
Unrealized Losses, Total | $ (3,161) | $ (966)

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