Condensed Combining Financial Information - Condensed Combining Statement of Cash Flows (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Net cash provided by/(used for) operating activities	$ 201	$ (232)
Capital expenditures	(242)	(305)
Beneficial interests in transferred receivables	0	490
Acquisition of businesses, net of cash acquired	(11)	(3,912)
Proceeds from sale of property, plant and equipment	17	27
Foreign exchange derivatives related to acquisitions	0	(25)
Net investment hedge	21	10
Payments for (Proceeds from) Other Investing Activities	(1)	(4)
Net cash used for investing activities	(216)	(3,719)
Proceeds from long-term debt	0	4,082
Payments of long-term debt	(323)	(56)
Net change in revolving credit facility and short-term debt	131	(27)
Payments of finance leases	(15)	0
Debt issue costs	0	(70)
Common stock issued	4	1
Common stock repurchased	(2)	(4)
Dividend paid to noncontrolling interests	(36)	(18)
Contributions from noncontrolling interests	5	0
Foreign exchange derivatives related to debt	(9)	(6)
Net cash provided by (used for) financing activities	(245)	3,902
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1)	(32)
Net change in cash, cash equivalents and restricted cash	(261)	(81)
Cash, cash equivalents and restricted cash beginning balance	659	435
Cash, cash equivalents and restricted cash ending balance	398	354
Crown Cork & Seal Company Inc.
Net cash provided by/(used for) operating activities	201	(232)
Capital expenditures	(242)	(305)
Beneficial interests in transferred receivables		490
Acquisition of businesses, net of cash acquired	(11)	(3,912)
Proceeds from sale of property, plant and equipment	17	27
Foreign exchange derivatives related to acquisitions		(25)
Net investment hedge	21	10
Payments for (Proceeds from) Other Investing Activities	(1)	(4)
Net cash used for investing activities	(216)	(3,719)
Proceeds from long-term debt		4,082
Payments of long-term debt	(323)	(56)
Net change in revolving credit facility and short-term debt	131	(27)
Net change in long-term intercompany balances		0
Payments of finance leases	(15)
Debt issue costs		(70)
Common stock issued	4	1
Common stock repurchased	(2)	(4)
Dividends paid	0	0
Dividend paid to noncontrolling interests	(36)	(18)
Contributions from noncontrolling interests	5
Foreign exchange derivatives related to debt	(9)	(6)
Net cash provided by (used for) financing activities	(245)	3,902
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1)	(32)
Net change in cash, cash equivalents and restricted cash	(261)	(81)
Cash, cash equivalents and restricted cash beginning balance	659	435
Cash, cash equivalents and restricted cash ending balance	398	354
Crown Cork & Seal Company Inc. | Parent
Net cash provided by/(used for) operating activities	25	(15)
Capital expenditures
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired
Proceeds from sale of property, plant and equipment
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities	0
Proceeds from long-term debt
Payments of long-term debt
Net change in revolving credit facility and short-term debt
Net change in long-term intercompany balances	(27)	18
Payments of finance leases
Common stock issued	4	1
Common stock repurchased	(2)	(4)
Dividends paid
Dividend paid to noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	(25)	15
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash beginning balance
Crown Cork & Seal Company Inc. | Issuer
Net cash provided by/(used for) operating activities	25	(67)
Capital expenditures
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired
Proceeds from sale of property, plant and equipment
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities
Proceeds from long-term debt
Payments of long-term debt
Net change in revolving credit facility and short-term debt
Net change in long-term intercompany balances	(25)	67
Payments of finance leases
Common stock issued
Common stock repurchased
Dividends paid
Dividend paid to noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	(25)	67
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash beginning balance
Crown Cork & Seal Company Inc. | Non- Guarantors
Net cash provided by/(used for) operating activities	161	(145)
Capital expenditures	(242)	(305)
Beneficial interests in transferred receivables		490
Acquisition of businesses, net of cash acquired	(11)	(3,912)
Proceeds from sale of property, plant and equipment	17	27
Foreign exchange derivatives related to acquisitions		(25)
Net investment hedge	21	10
Payments for (Proceeds from) Other Investing Activities	(1)	(4)
Net cash used for investing activities	(216)	(3,719)
Proceeds from long-term debt		4,082
Payments of long-term debt	(323)	(56)
Net change in revolving credit facility and short-term debt	131	(27)
Net change in long-term intercompany balances	52	(85)
Payments of finance leases	(15)
Debt issue costs		(70)
Common stock issued
Common stock repurchased
Dividends paid	(10)	(5)
Dividend paid to noncontrolling interests	(36)	(18)
Contributions from noncontrolling interests	5
Foreign exchange derivatives related to debt	(9)	(6)
Net cash provided by (used for) financing activities	(205)	3,815
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1)	(32)
Net change in cash, cash equivalents and restricted cash	(261)	(81)
Cash, cash equivalents and restricted cash beginning balance	659	435
Cash, cash equivalents and restricted cash ending balance	398	354
Crown Americas, LLC
Net cash provided by/(used for) operating activities	201	(232)
Capital expenditures	(242)	(305)
Beneficial interests in transferred receivables		490
Acquisition of businesses, net of cash acquired	(11)	(3,912)
Proceeds from sale of property, plant and equipment	17	27
Foreign exchange derivatives related to acquisitions		(25)
Net investment hedge	21	10
Payments for (Proceeds from) Other Investing Activities	(1)	(4)
Net cash used for investing activities	(216)	(3,719)
Proceeds from long-term debt		4,082
Payments of long-term debt	(323)	(56)
Net change in revolving credit facility and short-term debt	131	(27)
Payments of finance leases	(15)
Debt issue costs		(70)
Common stock issued	4	1
Common stock repurchased	(2)	(4)
Capital contribution		0
Dividends paid	0	0
Dividend paid to noncontrolling interests	(36)	(18)
Contributions from noncontrolling interests	5
Foreign exchange derivatives related to debt	(9)	(6)
Net cash provided by (used for) financing activities	(245)	3,902
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1)	(32)
Net change in cash, cash equivalents and restricted cash	(261)	(81)
Cash, cash equivalents and restricted cash beginning balance	659	435
Cash, cash equivalents and restricted cash ending balance	398	354
Crown Americas, LLC | Parent
Net cash provided by/(used for) operating activities	25	(15)
Capital expenditures
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired
Proceeds from sale of property, plant and equipment
Intercompany investing activities
Foreign exchange derivatives related to acquisitions
Net investment hedge
Payments for (Proceeds from) Other Investing Activities
Proceeds from long-term debt
Payments of long-term debt
Net change in revolving credit facility and short-term debt
Net change in long-term intercompany balances	(27)	18
Payments of finance leases
Common stock issued	4	1
Common stock repurchased	(2)	(4)
Capital contribution
Dividends paid
Dividend paid to noncontrolling interests
Contributions from noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	(25)	15
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash beginning balance
Crown Americas, LLC | Issuer
Net cash provided by/(used for) operating activities	(90)	(81)
Capital expenditures
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired
Proceeds from sale of property, plant and equipment
Intercompany investing activities		(100)
Foreign exchange derivatives related to acquisitions
Net investment hedge	21	10
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities	21	(90)
Proceeds from long-term debt		975
Payments of long-term debt	(27)	(20)
Net change in revolving credit facility and short-term debt	35	40
Net change in long-term intercompany balances	(35)	(796)
Payments of finance leases
Debt issue costs		(40)
Common stock issued
Common stock repurchased
Capital contribution
Dividends paid
Dividend paid to noncontrolling interests
Contributions from noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	(27)	159
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Net change in cash, cash equivalents and restricted cash	(96)	(12)
Cash, cash equivalents and restricted cash beginning balance	117	36
Cash, cash equivalents and restricted cash ending balance	21	24
Crown Americas, LLC | Guarantors
Net cash provided by/(used for) operating activities	103	91
Capital expenditures	(55)	(39)
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired	(11)
Proceeds from sale of property, plant and equipment	2	9
Foreign exchange derivatives related to acquisitions
Net investment hedge
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities	(64)	(30)
Proceeds from long-term debt		1,150
Payments of long-term debt	(270)	(5)
Net change in revolving credit facility and short-term debt
Net change in long-term intercompany balances	236	(1,205)
Payments of finance leases	(13)
Common stock issued
Common stock repurchased
Capital contribution
Dividends paid
Dividend paid to noncontrolling interests
Contributions from noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	(47)	(60)
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Net change in cash, cash equivalents and restricted cash	(8)	1
Cash, cash equivalents and restricted cash beginning balance	19	3
Cash, cash equivalents and restricted cash ending balance	11	4
Crown Americas, LLC | Non- Guarantors
Net cash provided by/(used for) operating activities	190	(216)
Capital expenditures	(187)	(266)
Beneficial interests in transferred receivables		490
Acquisition of businesses, net of cash acquired		(3,912)
Proceeds from sale of property, plant and equipment	15	18
Foreign exchange derivatives related to acquisitions		(25)
Net investment hedge
Payments for (Proceeds from) Other Investing Activities	(1)	(4)
Net cash used for investing activities	(173)	(3,699)
Proceeds from long-term debt		1,957
Payments of long-term debt	(26)	(31)
Net change in revolving credit facility and short-term debt	96	(67)
Net change in long-term intercompany balances	(174)	1,983
Payments of finance leases	(2)
Debt issue costs		(30)
Common stock issued
Common stock repurchased
Capital contribution		100
Dividends paid	(27)	(11)
Dividend paid to noncontrolling interests	(36)	(18)
Contributions from noncontrolling interests	5
Foreign exchange derivatives related to debt	(9)	(6)
Net cash provided by (used for) financing activities	(173)	3,877
Effect of exchange rate changes on cash, cash equivalents and restricted cash	(1)	(32)
Net change in cash, cash equivalents and restricted cash	(157)	(70)
Cash, cash equivalents and restricted cash beginning balance	523	396
Cash, cash equivalents and restricted cash ending balance	366	326
Eliminations | Crown Cork & Seal Company Inc.
Net cash provided by/(used for) operating activities	(10)	(5)
Capital expenditures
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired
Proceeds from sale of property, plant and equipment
Intercompany investing activities
Payments for (Proceeds from) Other Investing Activities
Proceeds from long-term debt
Payments of long-term debt
Net change in revolving credit facility and short-term debt
Net change in long-term intercompany balances
Payments of finance leases
Debt issue costs
Common stock issued
Common stock repurchased
Dividends paid	10	5
Dividend paid to noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	10	5
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash beginning balance
Eliminations | Crown Americas, LLC
Net cash provided by/(used for) operating activities	(27)	(11)
Capital expenditures
Beneficial interests in transferred receivables
Acquisition of businesses, net of cash acquired
Proceeds from sale of property, plant and equipment
Intercompany investing activities		100
Foreign exchange derivatives related to acquisitions
Net investment hedge
Payments for (Proceeds from) Other Investing Activities
Net cash used for investing activities		100
Proceeds from long-term debt
Payments of long-term debt
Net change in revolving credit facility and short-term debt
Net change in long-term intercompany balances
Payments of finance leases
Common stock issued
Common stock repurchased
Capital contribution		(100)
Dividends paid	27	11
Dividend paid to noncontrolling interests
Contributions from noncontrolling interests
Foreign exchange derivatives related to debt
Net cash provided by (used for) financing activities	27	(89)
Effect of exchange rate changes on cash, cash equivalents and restricted cash
Cash, cash equivalents and restricted cash beginning balance