Commitments and Contingencies (Details) R$ in Millions, $ in Millions	Mar. 31, 2020 USD ($)	Apr. 23, 2019 € / shares	Apr. 08, 2019 shares	Sep. 01, 2010 USD ($)	Sep. 01, 2010 BRL (R$)
Other Commitments [Line Items]
Brazil tax matters estimated exposure | $	$ 200
White Martins
Other Commitments [Line Items]
Initial CADE civil fine imposed				$ 422	R$ 2,200
Revised CADE civil fine				326	1,700
Linde Gaes Ltda.
Other Commitments [Line Items]
Initial CADE civil fine imposed				46	237
Revised CADE civil fine				$ 36	R$ 188
Linde AG
Other Commitments [Line Items]
Linde AG shares outstanding (in shares) | shares			14,763,113
Squeeze-Out Transaction | Linde AG
Other Commitments [Line Items]
Cash consideration per share | € / shares		€ 189.46