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PERPETUAL CARE TRUSTS - Contractual Maturities of Debt Securities Held in Perpetual Care Trusts (Detail) - Variable Interest Entity, Primary Beneficiary - Perpetual care trusts - Fixed maturities - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Investments Classified by Contractual Maturity Date [Line Items]    
Less than 1 year $ 299 $ 354
1 year through 5 years 2,186 1,714
6 years through 10 years 1,142 768
More than 10 years 70 114
U.S. governmental securities    
Investments Classified by Contractual Maturity Date [Line Items]    
Less than 1 year 85 60
1 year through 5 years 168 192
6 years through 10 years 780 684
More than 10 years 70 114
Corporate debt securities    
Investments Classified by Contractual Maturity Date [Line Items]    
Less than 1 year 214 294
1 year through 5 years 2,018 1,522
6 years through 10 years $ 362 $ 84