SUPPLEMENTAL CONSOLIDATED CASH FLOW INFORMATION - Schedule of Cash Flow, Supplemental Disclosures (Detail) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018
Accounts Receivable
Pre-need/at-need contract originations (sales on credit)	$ (51,323)	$ (71,254)
Cash receipts from sales on credit (post-origination)	42,712	72,449
Changes in accounts receivable, net of allowance	(8,611)	1,195
Deferrals:
Cash receipts from customer deposits at origination, net of refunds	72,283	76,450
Withdrawals of realized income from merchandise trusts during the period	4,596	9,475
Pre-need/at-need contract originations (sales on credit)	51,323	71,254
Undistributed merchandise trust investment earnings, net	7,924	564
Recognition:
Merchandise trust investment income, net withdrawn as of end of period	(4,405)	(4,929)
Recognized maturities of customer contracts collected as of end of period	(93,466)	(91,108)
Recognized maturities of customer contracts uncollected as of end of period	(23,129)	(28,107)
Changes in customer contract liabilities	$ 15,126	$ 33,599