XML 103 R58.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Significant Accounting Policies - Consolidated Medical Care Costs (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Medical Care Costs |  |  |
Fee-for-service | $ 12,682,000,000 | $ 10,993,000,000 | $ 8,572,000,000
Pharmacy | 2,563,000,000 | 2,213,000,000 | 1,610,000,000
Capitation | 1,360,000,000 | 1,218,000,000 | 982,000,000
Direct delivery | 73,000,000 | 78,000,000 | 128,000,000
Other | 395,000,000 | 272,000,000 | 502,000,000
Total | 17,073,000,000 | 14,774,000,000 | 11,794,000,000
Medical Care Costs, PMPM |  |  |
Fee-for-service (per member per month) | 229.63 | 217.84 | 218.35
Pharmacy (per member per month) | 46.40 | 43.84 | 41.01
Capitation (per member per month) | 24.63 | 24.13 | 25.02
Direct delivery (per member per month) | 1.33 | 1.55 | 3.26
Other (per member per month) | 7.15 | 5.39 | 12.79
Total (per member per month) | $ 309.14 | $ 292.75 | $ 300.43
Medical Care Costs, Percentage |  |  |
Percentage of total in Fee for service | 74.30% | 74.40% | 72.70%
Percentage of total in pharmacy | 15.00% | 15.00% | 13.70%
Percentage of total in capitation | 8.00% | 8.20% | 8.30%
Percent of total in direct delivery | 0.40% | 0.50% | 1.10%
Percentage of total in other | 2.30% | 1.90% | 4.20%
Percentage of total | 100.00% | 100.00% | 100.00%

X
- Definition Health Care Organization, Direct Delivery Expense + References No definition available. + Details
Name: | moh_HealthCareOrganizationDirectDeliveryExpense
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization, Direct Delivery Expense, Per Member Per Month + References No definition available. + Details
Name: | moh_HealthCareOrganizationDirectDeliveryExpensePerMemberPerMonth
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health care organization expenses capitation costs. + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesCapitationCosts
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization Expenses Capitation Costs, Per Member Per Month + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesCapitationCostsPerMemberPerMonth
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization, Expenses, Gross, Per Member Per Month + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesGrossPerMemberPerMonth
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health care organization expenses other costs. + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesOtherCosts
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization Expenses Other Costs, Per Member Per Month + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesOtherCostsPerMemberPerMonth
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization, Expenses, Per Member Per Month [Abstract] + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesPerMemberPerMonthAbstract
Namespace Prefix: | moh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Health Care Organization, Expenses, Percentage [Abstract] + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesPercentageAbstract
Namespace Prefix: | moh_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Health care organization expenses fee for service costs. + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesServicingCost
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization Expenses Servicing Cost, Per Member Per Month + References No definition available. + Details
Name: | moh_HealthCareOrganizationExpensesServicingCostPerMemberPerMonth
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Health Care Organization, Medical Supplies and Drugs Expense, Per Member Per Month + References No definition available. + Details
Name: | moh_HealthCareOrganizationMedicalSuppliesandDrugsExpensePerMemberPerMonth
Namespace Prefix: | moh_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Percentage of capitation. + References No definition available. + Details
Name: | moh_PercentageOfCapitation
Namespace Prefix: | moh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of fee for service. + References No definition available. + Details
Name: | moh_PercentageOfFeeForService
Namespace Prefix: | moh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of medical costs. + References No definition available. + Details
Name: | moh_PercentageOfMedicalCosts
Namespace Prefix: | moh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of other. + References No definition available. + Details
Name: | moh_PercentageOfOther
Namespace Prefix: | moh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of pharmacy. + References No definition available. + Details
Name: | moh_PercentageOfPharmacy
Namespace Prefix: | moh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percent of Direct Delivery + References No definition available. + Details
Name: | moh_PercentofDirectDelivery
Namespace Prefix: | moh_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_HealthCareOrganizationExpensesGrossAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Total expenses of a HCO before stop-loss insurance recoveries. Costs of services rendered (including costs of services rendered but not yet reported). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 405 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=68064407&loc=d3e4590-115610 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 450 -Section 30 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68049836&loc=d3e5919-115623 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 954 -SubTopic 450 -Section 30 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=68049836&loc=d3e5910-115623 + Details
Name: | us-gaap_HealthCareOrganizationHealthCareCostsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of medical supplies consumed, for example, but not limited to, bandages, syringes and drugs, for patient care. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2(d)) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_HealthCareOrganizationMedicalSuppliesAndDrugsExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration