Number of Property Leased

No definition available.

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- Definition

Operating Lease, Number of Renewal Option

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Operating Leases, Annual Rental Payments Increase Percentage

+ References

No definition available.

+ Details

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Namespace Prefix:	moh_
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Balance Type:	na
Period Type:	instant

- Definition

Sale Leaseback Transaction, Annual Rental Payments Increase Percentage

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Sale Leaseback Transaction, Lease Renewal Term

+ References

No definition available.

+ Details

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- Definition

Sale Leaseback Transaction, Number Of Extension

+ References

No definition available.

+ Details

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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.

+ Details

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- Definition

The amount, during the lease term, of each minimum [capital] lease payment allocated to interest expense so as to produce a constant periodic rate of interest on the remaining balance of the capital lease obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 35
-Paragraph 6
-URI http://asc.fasb.org/extlink&oid=77915053&loc=d3e43161-112731

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Term of the lessor's leasing arrangement renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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

- 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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	credit
Period Type:	instant

- Details

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- Details

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Balance Type:
Period Type:

- Details

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Data Type:	na
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- Details

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- Details

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Debt - Lease Financing Obligations and Debt Committment Letter (Details)	12 Months Ended
	Dec. 31, 2017 USD ($) Lease_Renewal_Option extension property	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)
Debt Instrument [Line Items]
Interest expense under leases	$ 17,000,000	$ 17,000,000	$ 17,000,000
Debt Commitment Letter \| Letter of Credit
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 400,000,000
Molina Center And Ohio Exchange
Debt Instrument [Line Items]
Annual increase in rental payment	3.00%
Number of extensions available (in extension) \| extension	6
Lease renewal terms	5 years
Property Subject to Operating Lease \| 6th & Pine Development, LLC
Debt Instrument [Line Items]
Number of properties \| property	2
Annual increase in rental payment	3.40%
Operating lease renewal options \| Lease_Renewal_Option	2
Number of renewal term	5 years