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Income Taxes - Narrative (Details)	6 Months Ended
	Jun. 30, 2019
Minimum
Income Taxes
Number of tax years open for state tax audit (in years)	3 years
Maximum
Income Taxes
Number of tax years open for state tax audit (in years)	5 years

X

- Definition

Income Taxes [Line Items]

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Number of Taxable Years Open For Tax Audit

+ References

No definition available.

+ Details

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Namespace Prefix:	sd_
Data Type:	xbrli:durationItemType
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X

- Details

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Period Type:

X

- Details

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Namespace Prefix:
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Balance Type:
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