3. Fair Value Measurements Fair Value Level Table (Details) - USD ($) $ in Millions | Sep. 30, 2016 | Jan. 06, 2016 | Dec. 31, 2015 |
Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Restricted Investments, at Fair Value | | $ 4.2 | | $ 4.2 |
Available-for-sale Securities, Fair Value Disclosure | [1] | 1,197.5 | | 957.6 |
Forward Foreign Exchange Contracts, Asset, Fair Value Disclosure | [2] | 0.6 | | 0.9 |
Assets, Fair Value Disclosure | | 1,251.4 | | 1,034.3 |
Forward Foreign Exchange Contracts, Liability, Fair Value Disclosure | [3] | 0.8 | | 1.1 |
Business Combination, Contingent Consideration, Liability | [4] | 42.7 | | 19.1 |
Liabilities, Fair Value Disclosure | | 43.5 | | 20.2 |
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Restricted Investments, at Fair Value | | 4.2 | | 4.2 |
Available-for-sale Securities, Fair Value Disclosure | [1] | 844.5 | | 660.1 |
Forward Foreign Exchange Contracts, Asset, Fair Value Disclosure | [2] | 0 | | 0 |
Assets, Fair Value Disclosure | | 865.5 | | 687.5 |
Forward Foreign Exchange Contracts, Liability, Fair Value Disclosure | [3] | 0 | | 0 |
Business Combination, Contingent Consideration, Liability | [4] | 0 | | 0 |
Liabilities, Fair Value Disclosure | | 0 | | 0 |
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Restricted Investments, at Fair Value | | 0 | | 0 |
Available-for-sale Securities, Fair Value Disclosure | [1] | 353 | | 297.5 |
Forward Foreign Exchange Contracts, Asset, Fair Value Disclosure | [2] | 0.6 | | 0.9 |
Assets, Fair Value Disclosure | | 385.9 | | 346.8 |
Forward Foreign Exchange Contracts, Liability, Fair Value Disclosure | [3] | 0.8 | | 1.1 |
Business Combination, Contingent Consideration, Liability | [4] | 0 | | 0 |
Liabilities, Fair Value Disclosure | | 0.8 | | 1.1 |
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Restricted Investments, at Fair Value | | 0 | | 0 |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Forward Foreign Exchange Contracts, Asset, Fair Value Disclosure | [2] | 0 | | 0 |
Assets, Fair Value Disclosure | | 0 | | 0 |
Forward Foreign Exchange Contracts, Liability, Fair Value Disclosure | [3] | 0 | | 0 |
Business Combination, Contingent Consideration, Liability | [4] | 42.7 | | 19.1 |
Liabilities, Fair Value Disclosure | | 42.7 | | 19.1 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 14.6 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 0 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 14.6 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 0 |
Commercial Paper [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 11.6 | | 33.2 |
Commercial Paper [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Commercial Paper [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 11.6 | | 33.2 |
Commercial Paper [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Municipal Notes [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0.7 | | |
Municipal Notes [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | |
Municipal Notes [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0.7 | | |
Municipal Notes [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 0.6 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 0 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 0.6 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | | | 0 |
Foreign Time Deposits [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 10.3 | | 11.9 |
Foreign Time Deposits [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 10.3 | | 11.9 |
Foreign Time Deposits [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Foreign Time Deposits [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Domestic time deposit [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 20 | | |
Domestic time deposit [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | |
Domestic time deposit [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 20 | | |
Domestic time deposit [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | |
Money Market Funds [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 6.5 | | 11.3 |
Money Market Funds [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 6.5 | | 11.3 |
Money Market Funds [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Money Market Funds [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 49.1 | | 71.6 |
Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 16.8 | | 23.2 |
Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 32.3 | | 48.4 |
Cash Equivalents [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Cash and Cash Equivalents, Fair Value Disclosure | [5] | 0 | | 0 |
Brokered certificates of deposit [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 3.1 | | |
Brokered certificates of deposit [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | |
Brokered certificates of deposit [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 3.1 | | |
Brokered certificates of deposit [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | |
Marketable Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 844.5 | | 660.1 |
Marketable Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 844.5 | | 660.1 |
Marketable Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Marketable Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Municipal Obligations (Member) | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 14.8 | | 6.4 |
Municipal Obligations (Member) | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Municipal Obligations (Member) | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 14.8 | | 6.4 |
Municipal Obligations (Member) | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 5.2 | | 4.6 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 5.2 | | 4.6 |
Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 185.6 | | 156.9 |
Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 185.6 | | 156.9 |
Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 76.8 | | 74.8 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 76.8 | | 74.8 |
US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Asset-backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 67.5 | | 54.8 |
Asset-backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Asset-backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 67.5 | | 54.8 |
Asset-backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | [1] | 0 | | 0 |
Other Current Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Business Combination, Contingent Consideration, Liability | | 13.4 | | 13.5 |
Other Noncurrent Liabilities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Business Combination, Contingent Consideration, Liability | | 29.3 | | 5.6 |
Short-term Investments [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 388.2 | | 328.7 |
Short-term Investments [Member] | Brokered certificates of deposit [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 3.1 | | |
Short-term Investments [Member] | Marketable Equity Securities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 35.5 | | 31.4 |
Short-term Investments [Member] | Municipal Obligations (Member) | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 14.8 | | 6.4 |
Short-term Investments [Member] | Foreign Government Obligations [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 5.2 | | 4.6 |
Short-term Investments [Member] | Corporate Debt Securities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 185.6 | | 156.9 |
Short-term Investments [Member] | US Government Sponsored Agencies [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 76.8 | | 74.8 |
Short-term Investments [Member] | Asset-backed Securities [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 67.2 | | 54.6 |
Other Investments [Member] | Fair Value, Measurements, Recurring [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Available-for-sale Securities, Fair Value Disclosure | | 809.3 | | $ 628.9 |
Analytical Flow Cytometer Platform [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Business Combination, Contingent Consideration, Liability | | 29.3 | $ 29.3 | |
Sales milestone minimum amount [Member] | Analytical Flow Cytometer Platform [Member] | | | | |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] | | | | |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, Low | | $ 0 | | |
| |
[1] | Available-for-sale investments are included in the following accounts in the Condensed Consolidated Balance Sheets (in millions): September 30, 2016 December 31, 2015Short-term investments$388.2 $328.7Other investments809.3 628.9Total$1,197.5 $957.6 | |
[2] | Forward foreign exchange contracts in an asset position are included in Other current assets in the Condensed Consolidated Balance Sheets. | |
[3] | Forward foreign exchange contracts in a liability position are included in Other current liabilities in the Condensed Consolidated Balance Sheets. | |
[4] | Contingent consideration liability is included in the following accounts in the Condensed Consolidated Balance Sheets (in millions): September 30, 2016 December 31, 2015Other current liabilities$13.4 $13.5Other long-term liabilities29.3 5.6 Total$42.7 $19.1 | |
[5] | Cash equivalents are included in Cash and cash equivalents in the Condensed Consolidated Balance Sheets. | |