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Valuation and Qualifying Accounts Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Allowance for bad debts, current portion |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at beginning of year | $ 746 | $ 729 | $ 802
Charged to costs and expenses | 1,248 | 1,155 | 966
Deduction | 1,159 | 1,138 | 1,039
Balance at end of year | 835 | 746 | 729
Allowance for receivables from preneed funeral and cemetery trusts and contract cancellations, non-current portion |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at beginning of year | 2,166 | 2,042 | 2,339
Charged to costs and expenses | 950 | 943 | 712
Deduction | 838 | 819 | 1,009
Balance at end of year | 2,278 | 2,166 | 2,042
Employee severance accruals |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at beginning of year | 1,517 | 280 | 216
Charged to costs and expenses | 571 | 3,641 | 698
Deduction | 2,088 | 2,404 | 634
Balance at end of year | 0 | 1,517 | 280
Litigation reserves |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at beginning of year |  | 0 | 3
Charged to costs and expenses |  |  | 0
Deduction |  |  | 3
Balance at end of year |  |  | 0
Valuation allowance of the deferred tax asset |  |  |
Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Balance at beginning of year | 209 | 189 | 330
Charged to costs and expenses | 35 | 20 | 0
Deduction | 0 | 0 | 141
Balance at end of year | $ 244 | $ 209 | $ 189

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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to costs and expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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