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Loss Contingencies - Narrative (Details) - USD ($) $ in Millions	Oct. 01, 2019	Jun. 21, 2019	Sep. 30, 2019
Bureau of the Fiscal Service
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		$ 5.4
Halbreiner Matter
Loss Contingencies [Line Items]
Legal reserve			$ 1.0
Halbreiner Matter | Subsequent Event
Loss Contingencies [Line Items]
Litigation settlement, estimated amount	$ 1.0
United States Department of Education Matter
Loss Contingencies [Line Items]
Legal reserve			1.0
Loss contingency, estimate of possible loss			6.5
Minimum | United States Department of Education Matter
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss			1.0
Maximum | United States Department of Education Matter
Loss Contingencies [Line Items]
Loss contingency, estimate of possible loss			$ 3.0

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- Definition

Litigation Settlement, Estimated Amount

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of loss contingency liability.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
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- Definition

The value (monetary amount) of the award the plaintiff seeks in the legal matter.

+ References

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- Definition

Reflects the estimated amount of loss from the specified contingency as of the balance sheet date.

+ References

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