Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Condensed Consolidated Statements of Cash Flows [Abstract]
Cash and Cash Equivalents and Restricted Cash at Beginning of Period	$ 368	$ 313
Cash Flows from Operating Activities from Continuing Operations:
Net Income	61	154
Adjustments to reconcile net income to net cash provided from operating activities:
Net earnings from discontinued operations	(40)	(51)
Depreciation expense	55	53
Amortization expense	26	16
Amortization of debt issuance costs	3	2
Amortization of lease right-of-use assets	14	14
Mobile Bay Formosan termite settlement	49
Payments on fumigation related matters		(2)
Realized (gain) on investment in frontdoor, inc.		(40)
Loss on extinguishment of debt		6
Deferred income tax provision		12
Stock-based compensation expense	13	10
Restructuring and other charges	14	12
Payments for restructuring and other charges	(9)	(13)
Acquisition-related costs		12
Payments for acquisition-related costs	(4)	(6)
Other	(24)	(26)
Change in working capital, net of acquisitions:
Receivables	(44)	(13)
Inventories and other current assets	(4)	(11)
Accounts payable	12	16
Deferred revenue	(1)	4
Accrued liabilities	52	(7)
Accrued interest payable	1	7
Current income taxes	39	3
Net Cash Provided from Operating Activities from Continuing Operations	211	152
Cash Flows from Investing Activities from Continuing Operations:
Property additions	(20)	(19)
Sale of equipment and other assets	6	1
Business acquisitions, net of cash acquired	(29)	(338)
Origination of notes receivable	(26)	(81)
Collections on notes receivable	32	89
Net Cash Used for Investing Activities from Continuing Operations	(37)	(348)
Cash Flows from Financing Activities from Continuing Operations:
Borrowings of debt		720
Payments of debt	(103)	(639)
Debt issuance costs paid	(2)
Repurchase of common stock	(103)	(33)
Issuance of common stock	4	10
Net Cash (Used For) Provided From Financing Activities from Continuing Operations	(205)	57
Cash Flows from Discontinued Operations:
Cash provided from operating activities	43	59
Cash used for investing activities	(1)	(4)
Cash used for financing activities	(1)	(1)
Net Cash Provided from Discontinued Operations	41	54
Effect of Exchange Rate Changes on Cash	(1)
Cash Increase During the Period	9	(85)
Cash and Cash Equivalents and Restricted Cash at End of Period	$ 377	$ 228