XML 79 R11.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Restricted Securities Available For Sale | 12 Months Ended
--- | ---
Dec. 31, 2014
Investments, Debt and Equity Securities [Abstract] |
Restricted Securities Available For Sale | RESTRICTED SECURITIES AVAILABLE FOR SALE Restricted securities available for sale consist of the following:
(In millions) | As of December 31, 2014
| Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
U.S. Government and agency securities | $ | 28.8 |  |  | $ | 0.1 |  |  | $ | (0.1 | ) |  | $ | 28.8 |
Corporate bonds | 19.1 |  |  | — |  |  | (0.1 | ) |  | 19.0 |
Asset-backed securities | 4.8 |  |  | — |  |  | — |  |  | 4.8 |
Mortgage-backed securities | 0.6 |  |  | — |  |  | — |  |  | 0.6 |
Total restricted securities available for sale | $ | 53.3 |  |  | $ | 0.1 |  |  | $ | (0.2 | ) |  | $ | 53.2 |
(In millions) | As of December 31, 2013
| Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
Commercial paper | $ | 23.9 |  |  | $ | — |  |  | $ | — |  |  | $ | 23.9 |
U.S. Government and agency securities | 22.3 |  |  | — |  |  | (0.2 | ) |  | 22.1 |
Certificates of deposit | 4.6 |  |  | — |  |  | — |  |  | 4.6 |
Corporate bonds | 3.1 |  |  | — |  |  | (0.1 | ) |  | 3.0 |
Total restricted securities available for sale | $ | 53.9 |  |  | $ | — |  |  | $ | (0.3 | ) |  | $ | 53.6 |
The fair value and gross unrealized losses for restricted securities available for sale, aggregated by investment category and length of time that individual securities have been in a continuous unrealized loss position, are as follows:
(In millions) | Securities Available for Sale with Gross Unrealized Losses as of December 31, 2014
| Less than 12 Months |  | 12 Months or More |  |  |  |
| Estimated Fair Value |  | Gross Unrealized Losses |  | Estimated Fair Value |  | Gross Unrealized Losses |  | Total Estimated Fair Value |  | Total Gross Unrealized Losses
Corporate bonds | $ | 15.3 |  |  | $ | (0.1 | ) |  | $ | 2.7 |  |  | $ | — |  |  | $ | 18.0 |  |  | $ | (0.1 | )
U.S. Government and agency securities | 9.3 |  |  | — |  |  | 2.5 |  |  | (0.1 | ) |  | 11.8 |  |  | (0.1 | )
Asset-backed securities | 3.7 |  |  | — |  |  | — |  |  | — |  |  | 3.7 |  |  | — |
Total restricted securities available for sale | $ | 28.3 |  |  | $ | (0.1 | ) |  | $ | 5.2 |  |  | $ | (0.1 | ) |  | $ | 33.5 |  |  | $ | (0.2 | )
(In millions) | Securities Available for Sale with Gross Unrealized Losses as of December 31, 2013
| Less than 12 Months |  | 12 Months or More |  |  |  |
| Estimated Fair Value |  | Gross Unrealized Losses |  | Estimated Fair Value |  | Gross Unrealized Losses |  | Total Estimated Fair Value |  | Total Gross Unrealized Losses
Commercial paper | $ | 10.0 |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 10.0 |  |  | $ | — |
U.S. Government and agency securities | 11.8 |  |  | (0.2 | ) |  | — |  |  | — |  |  | 11.8 |  |  | (0.2 | )
Certificates of deposit | 1.9 |  |  | — |  |  | — |  |  | — |  |  | 1.9 |  |  | — |
Corporate bonds | 2.3 |  |  | (0.1 | ) |  | — |  |  | — |  |  | 2.3 |  |  | (0.1 | )
Total restricted securities available for sale | $ | 26.0 |  |  | $ | (0.3 | ) |  | $ | — |  |  | $ | — |  |  | $ | 26.0 |  |  | $ | (0.3 | )
The cost and estimated fair values of debt securities by contractual maturity were as follows (securities with multiple maturity dates are classified in the period of final maturity). Expected maturities will differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.
(In millions) | As of December 31,
| 2014 |  | 2013
| Cost |  | Estimated Fair Value |  | Cost |  | Estimated Fair Value
Contractual Maturity |  |  |  |  |  |  |
Within one year | $ | 3.8 |  |  | $ | 3.8 |  |  | $ | 41.6 |  |  | $ | 41.6 |
Over one year to five years | 45.1 |  |  | 45.0 |  |  | 7.8 |  |  | 7.8 |
Over five years to ten years | 4.1 |  |  | 4.1 |  |  | 4.5 |  |  | 4.2 |
Over ten years | 0.3 |  |  | 0.3 |  |  | — |  |  | — |
Total restricted securities available for sale | $ | 53.3 |  |  | $ | 53.2 |  |  | $ | 53.9 |  |  | $ | 53.6 |

X
- Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for investments in certain debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27357-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -Glossary Debt Security -URI http://asc.fasb.org/extlink&oid=6509901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27405-111563 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -Glossary Equity Security -URI http://asc.fasb.org/extlink&oid=6511694 + Details
Name: | us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration