Commitments and Contingent Liabilities (Guarantees) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($)
Guarantor Obligations [Line Items]
Guarantee obligations	$ 337
Guaranteed Obligations, Short-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	276
Guarantee Obligations, Long-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	61
Customer and Supplier Guarantee, Bank Borrowings [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 112	[1]
Guaranteed obligations maximum term	6 years	[1]
Customer and Supplier Guarantee, Bank Borrowings [Member] | Guaranteed Obligations, Short-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 87	[1]
Customer and Supplier Guarantee, Bank Borrowings [Member] | Guarantee Obligations, Long-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	25	[1]
Customer and Supplier Guarantee, Leases on Equipment and Facilities [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 1	[1]
Guaranteed obligations maximum term	3 years	[1]
Customer and Supplier Guarantee, Leases on Equipment and Facilities [Member] | Guaranteed Obligations, Short-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 0	[1]
Customer and Supplier Guarantee, Leases on Equipment and Facilities [Member] | Guarantee Obligations, Long-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	1	[1]
Equity Affiliates Guarantee, Bank Borrowings [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 178	[2]
Guaranteed obligations maximum term	1 year	[2]
Equity Affiliates Guarantee, Bank Borrowings [Member] | Guaranteed Obligations, Short-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 178	[2]
Equity Affiliates Guarantee, Bank Borrowings [Member] | Guarantee Obligations, Long-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	0	[2]
Customer and Supplier Guarantee [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 113
Collateral assets and personal guarantees percentage	24.00%
Chemours purchase obligations [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 46	[3]
Guaranteed obligations maximum term	2 years 3 months	[3]
Chemours purchase obligations [Member] | Guaranteed Obligations, Short-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 11	[3]
Chemours purchase obligations [Member] | Guarantee Obligations, Long-Term [Member]
Guarantor Obligations [Line Items]
Guarantee obligations	$ 35	[3]

[1] Existing guarantees for customers and suppliers, as part of contractual agreements.

[2] Existing guarantees for equity affiliates' liquidity needs in normal operations.

[3] Guarantee for Chemours' raw material purchase obligations under agreement with third party supplier.