Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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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

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

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- Definition

Fixed interest rate related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Variable interest rate in effect as of the balance sheet date related to the interest rate derivative.

+ References

No definition available.

+ Details

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

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Debt - Narrative (Details) - USD ($) $ in Millions	3 Months Ended		8 Months Ended
Debt - Narrative (Details) - USD ($) $ in Millions	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018	Jun. 15, 2018	May 18, 2018	May 11, 2018
Debt Instrument
Total debt	$ 195.4		$ 192.7
Repayments of debt	14.8	$ 2.3
Other Operations
Debt Instrument
Face amount	11.3		0.0
Unamortized issuance cost	(0.4)		0.0
MediaAlpha
Debt Instrument
Total debt	0.0		14.2
MediaAlpha \| MediaAlpha Bank Facility
Debt Instrument
Total debt	0.0		14.2
Face amount	$ 0.0		$ 14.3
Effective percentage			7.10%
Unamortized issuance cost	$ 0.0		$ (0.1)
NSM Holding Co LLC
Debt Instrument
Total debt	184.5		178.5
NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	182.8		176.6
Face amount						$ 100.0
Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	179.9
Face amount	$ 186.4		$ 180.4		$ 51.0	181.1
Effective percentage	7.80%		7.40%
Unamortized issuance cost	$ (3.6)		$ (3.8)
Repayments of debt	0.5
Term Loan \| NSM Holding Co LLC \| Other Operations
Debt Instrument
Total debt	1.7		$ 1.9
Revolving Credit Facility \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	6.5
Total commitment under revolving credit facility						10.0
Borrowings under facility						$ 2.0
Repayments of debt	$ 6.5
Interest Rate Swap \| NSM Holding Co LLC
Debt Instrument
Derivative, fixed interest rate				2.97%
Derivative, variable interest rate	2.49%
Interest Rate Swap \| Term Loan \| NSM Bank Facility
Debt Instrument
Derivative, variable interest rate	2.49%
Interest Rate Swap \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	$ 149.9
Total commitment under revolving credit facility				$ 151.0
Derivative, fixed interest rate	2.97%
Debt, weighted average interest rate, all-in	7.44%
London Interbank Offered Rate (LIBOR) \| Minimum \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Basis spread on variable rate	4.25%		4.25%
London Interbank Offered Rate (LIBOR) \| Maximum \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Basis spread on variable rate	4.75%		4.75%
Prime Rate \| Minimum \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Basis spread on variable rate	3.25%		3.25%
Prime Rate \| Maximum \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Basis spread on variable rate	3.75%		3.75%
Designated as Hedging Instrument \| Interest Rate Swap \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	$ 149.9
Debt, weighted average interest rate, all-in	7.47%
Not Designated as Hedging Instrument \| Interest Rate Swap \| Term Loan \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	$ 30.0
Effective percentage	7.30%
Carrying Value \| MediaAlpha \| MediaAlpha Bank Facility
Debt Instrument
Total debt	$ 0.0		$ 14.2
Carrying Value \| NSM Holding Co LLC \| NSM Bank Facility
Debt Instrument
Total debt	182.8		176.6
Carrying Value \| Other Operations
Debt Instrument
Total debt	$ 10.9		$ 0.0