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Preneed Trust Investments (Unrealized losses on preneed funeral trust investments) (Details) - Preneed Funeral Trust Investments [Member] - USD ($) $ in Thousands | Jun. 30, 2019 | Dec. 31, 2018
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Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | $ 16,245 | $ 32,475
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (2,302) | (5,560)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 16,303 | 7,659
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (2,216) | (2,617)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 32,548 | 40,134
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (4,518) | (8,177)
US States and Political Subdivisions Debt Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 0 | 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 821 | 1,181
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (3) | (19)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 821 | 1,181
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (3) | (19)
Foreign Debt [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 1,271 | 2,180
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (38) | (251)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 1,116 | 850
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (226) | (252)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 2,387 | 3,030
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (264) | (503)
Corporate Debt [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 1,990 | 9,990
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (93) | (814)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 4,518 | 434
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (432) | (211)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 6,508 | 10,424
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (525) | (1,025)
Preferred Stock [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 347 | 5,967
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (4) | (460)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 6,924 | 3,673
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (329) | (734)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 7,271 | 9,640
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (333) | (1,194)
Collateralized Mortgage Backed Securities [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 9 | 11
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | 0 | 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 396 | 120
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (85) | (18)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 405 | 131
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (85) | (18)
Equity [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 11,905 | 14,327
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (2,131) | (4,035)
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 2,267 | 1,155
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (1,127) | (1,354)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 14,172 | 15,482
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | (3,258) | (5,389)
Fixed Income [Member] |  |
Gain (Loss) on Securities [Line Items] |  |
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value | 293 | 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss | (36) | 0
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value | 261 | 246
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss | (14) | (29)
Available-for-sale Securities, Continuous Unrealized Loss Position, Fair Value | 554 | 246
Available-for-sale Securities, Continuous Unrealized Loss Position, Accumulated Loss | $ (50) | $ (29)

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- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale that have been in a continuous loss position for twelve months or longer. + References No definition available. + Details
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- Definition Amount of accumulated unrealized loss on investments in debt and equity securities classified as available-for-sale in a continuous loss position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27337-111563 + Details
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