ACQUISITIONS AND DIVESTITURES - Discontinued Operations and Disposal Groups (Detail) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Current liabilities:
Total current liabilities held for sale	$ 24,146	$ 23,406
Assets Held for Sale
Current assets:
Accounts receivable, net of allowance	223	230
Prepaid expenses and other current assets	97	104
Total current assets held for sale	320	334
Long-term accounts receivable, net of allowance	211	193
Cemetery property	3,841	3,842
Property and equipment, net of accumulated depreciation	2,482	2,529
Merchandise trusts, restricted, at fair value	15,411	14,831
Perpetual care trusts, restricted, at fair value	4,641	4,518
Deferred selling and obtaining costs	1,899	1,865
Other assets	453	463
Total assets held for sale	29,258	28,575
Current liabilities:
Accounts payable and accrued liabilities	63	51
Total current liabilities held for sale	63	51
Deferred revenues	19,084	18,456
Perpetual care trust corpus	4,641	4,518
Other long-term liabilities	358	381
Total liabilities held for sale	24,146	23,406
Assets Held for Sale | Clearstone Sale
Current assets:
Accounts receivable, net of allowance	223	230
Prepaid expenses and other current assets	97	104
Total current assets held for sale	320	334
Long-term accounts receivable, net of allowance	211	193
Cemetery property	3,491	3,492
Property and equipment, net of accumulated depreciation	2,482	2,529
Merchandise trusts, restricted, at fair value	15,411	14,831
Perpetual care trusts, restricted, at fair value	4,641	4,518
Deferred selling and obtaining costs	1,899	1,865
Other assets	453	463
Total assets held for sale	28,908	28,225
Current liabilities:
Accounts payable and accrued liabilities	63	51
Total current liabilities held for sale	63	51
Deferred revenues	19,084	18,456
Perpetual care trust corpus	4,641	4,518
Other long-term liabilities	358	381
Total liabilities held for sale	24,146	23,406
Assets Held for Sale | Other
Current assets:
Cemetery property	350	350
Total assets held for sale	$ 350	$ 350