Marketable Securities Held in Trusts - Maturity Dates and Realized Gain and Loss(Details) - Debt securities $ in Millions |
3 Months Ended |
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Mar. 31, 2017
USD ($)
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Schedule of Available-for-sale Securities [Line Items] | |
Available-for-sale Securities, Gross Realized Gains | $ 0.3 |
Gross realized losses | (1.9) |
Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity | |
Available-for-sale debt maturities due within one year, fair value | 15.5 |
Available-for-sale debt maturities, after 1 but within 5 years, fair value | 374.4 |
Available-for-sale debt maturities, after 5 but within 10 years, fair value | 165.5 |
Available-for-sale debt maturities, after 10 years, fair value | 54.7 |
Available-for-sale Securities, Debt Securities | $ 610.1 |
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- Definition Fair value of available-for-sale debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value of available-for-sale debt securities maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value of available-for-sale debt securities maturing after the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- Definition Fair value of available-for-sale debt securities maturing in the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of debt securities categorized neither as held-to-maturity nor trading. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition This item represents the gross profit realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition This item represents the gross loss realized on the sale of debt or equity securities categorized neither as held-to-maturity nor trading securities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. No definition available.
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- Details
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