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Subsequent Events (Details) - Subsequent Event [Member] $ in Millions | Apr. 23, 2018 USD ($)
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Viewpoint [Member] |
Subsequent Event [Line Items] |
Purchase Consideration | $ 1,200
Term Commitment Letter April 2018 [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Term | 3 years
Bridge Loan [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] | Viewpoint [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Term | 364 days
Maximum | Backstop Revolving Credit Facility In Case Of One Lender [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] | Viewpoint [Member] |
Subsequent Event [Line Items] |
Line of Credit Facility, Current Borrowing Capacity | $ 1,000
Maximum | Term Commitment Letter April 2018 [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] |
Subsequent Event [Line Items] |
Line of Credit Facility, Current Borrowing Capacity | 500
Maximum | Bridge Loan [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] | Viewpoint [Member] |
Subsequent Event [Line Items] |
Line of Credit Facility, Current Borrowing Capacity | $ 1,200
London Interbank Offered Rate (LIBOR) [Member] | Maximum | Term Commitment Letter April 2018 [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.875%
London Interbank Offered Rate (LIBOR) [Member] | Maximum | Bridge Loan [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] | Viewpoint [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.875%
London Interbank Offered Rate (LIBOR) [Member] | Minimum | Term Commitment Letter April 2018 [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.00%
London Interbank Offered Rate (LIBOR) [Member] | Minimum | Bridge Loan [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] | Viewpoint [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.00%
Adjustment Base Rate Plus Adjusted LIBOR Minus Basis Spread [Member] | Term Commitment Letter April 2018 [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.00%
Adjustment Base Rate Plus Adjusted LIBOR Minus Basis Spread [Member] | Bridge Loan [Member] | Revolving Credit Facility [Member] | Unsecured Debt [Member] | Viewpoint [Member] |
Subsequent Event [Line Items] |
Debt Instrument, Basis Spread on Variable Rate | 1.00%

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- Definition Period of time between issuance and maturity of debt instrument, 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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- 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. + 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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- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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