Acquisitions	3 Months Ended
Mar. 31, 2018
Business Combinations [Abstract]
Acquisitions	Acquisitions From time to time, the Company may pursue acquisitions of companies that either strategically fit with the Company’s existing core business or expand the Company’s security and monitoring solutions in new and attractive adjacent markets. The Company acquired two businesses during the three months ended March 31, 2018, and paid $36 million, net of cash acquired. In addition, the Company recorded preliminary amounts of approximately $12 million of goodwill and approximately $13 million of customer relationships in the Condensed Consolidated Balance Sheet as of March 31, 2018 related to these acquisitions. Dealer Generated Customer Accounts and Bulk Account Purchases The Company paid $160 million and $144 million for customer contracts for electronic security services generated under the ADT Authorized Dealer Program and bulk account purchases during the three months ended March 31, 2018 and 2017, respectively. These contracts are reflected in the Condensed Consolidated Balance Sheet as definite-lived intangible assets, and are recorded at their contractually determined purchase price.

Acquisitions

From time to time, the Company may pursue acquisitions of companies that either strategically fit with the Company’s existing core business or expand the Company’s security and monitoring solutions in new and attractive adjacent markets. The Company acquired two businesses during the three months ended March 31, 2018, and paid $36 million, net of cash acquired. In addition, the Company recorded preliminary amounts of approximately $12 million of goodwill and approximately $13 million of customer relationships in the Condensed Consolidated Balance Sheet as of March 31, 2018 related to these acquisitions.

Dealer Generated Customer Accounts and Bulk Account Purchases

The Company paid $160 million and $144 million for customer contracts for electronic security services generated under the ADT Authorized Dealer Program and bulk account purchases during the three months ended March 31, 2018 and 2017, respectively. These contracts are reflected in the Condensed Consolidated Balance Sheet as definite-lived intangible assets, and are recorded at their contractually determined purchase price.