Income Taxes	6 Months Ended
Jun. 30, 2020
Income Tax Disclosure [Abstract]
Income Taxes	13. Income Taxes. For the three months ended June 30, 2020, we recorded an income tax expense of $128 million on pre-tax income from continuing operations of $992 million compared to an income tax expense of $8 million on pre-tax loss from continuing operations of $565 million for the three months ended June 30, 2019. Our effective income tax rate was 12.9% and (1.4)% for the three months ended June 30, 2020 and 2019, respectively. For the three months ended June 30, 2020, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to changes in the valuation allowance and partnership gain for which there was no tax benefit, as such gain is allocated to the partners. For the three months ended June 30, 2019, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to partnership loss for which there was no tax benefit, as such loss is allocated to the partners. For the six months ended June 30, 2020, we recorded an income tax benefit of $52 million on pre-tax loss from continuing operations of $1,494 million compared to an income tax expense of $14 million on pre-tax loss from continuing operations of $1,223 million for the six months ended June 30, 2019. Our effective income tax rate was 3.5% and (1.1)% for the six months ended June 30, 2020 and 2019, respectively. For the six months ended June 30, 2020, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to changes in the valuation allowance and partnership loss for which there was no tax benefit, as such loss is allocated to the partners. For the six months ended June 30, 2019, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to partnership loss for which there was no tax benefit, as such loss is allocated to the partners.

Income Taxes

6 Months Ended

Jun. 30, 2020

13. Income Taxes.

For the three months ended June 30, 2020, we recorded an income tax expense of $128 million on pre-tax income from continuing operations of $992 million compared to an income tax expense of $8 million on pre-tax loss from continuing operations of $565 million for the three months ended June 30, 2019. Our effective income tax rate was 12.9% and (1.4)% for the three months ended June 30, 2020 and 2019, respectively.

For the three months ended June 30, 2020, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to changes in the valuation allowance and partnership gain for which there was no tax benefit, as such gain is allocated to the partners.

For the three months ended June 30, 2019, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to partnership loss for which there was no tax benefit, as such loss is allocated to the partners.

For the six months ended June 30, 2020, we recorded an income tax benefit of $52 million on pre-tax loss from continuing operations of $1,494 million compared to an income tax expense of $14 million on pre-tax loss from continuing operations of $1,223 million for the six months ended June 30, 2019. Our effective income tax rate was 3.5% and (1.1)% for the six months ended June 30, 2020 and 2019, respectively.

For the six months ended June 30, 2020, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to changes in the valuation allowance and partnership loss for which there was no tax benefit, as such loss is allocated to the partners.

For the six months ended June 30, 2019, the effective tax rate was lower than the statutory federal rate of 21%, primarily due to partnership loss for which there was no tax benefit, as such loss is allocated to the partners.