Cash, Cash Equivalents, and Short-term Investments [Abstract]
Schedule of Available-for-sale Securities
Schedule of Available-for-sale Securities [Table]
Restricted Cash and Cash Equivalents
Restricted Cash and Cash Equivalents [Axis]
Cash and Cash Equivalents
Cash and Cash Equivalents [Domain]
Cash and cash equivalents
Cash and Cash Equivalents [Member]
Cash
Cash [Member]
Cash equivalents [Member]
Cash Equivalents [Member]
Short-term fixed income securities
Fixed Income Investments [Member]
Major Types of Debt and Equity Securities [Axis]
Major Types of Debt and Equity Securities
Major Types of Debt and Equity Securities [Domain]
Asset-backed Securities
Asset-backed Securities [Member]
Corporate Debt Securities
Corporate Debt Securities [Member]
Foreign Government Debt Securities
Foreign Government Debt Securities [Member]
Money Market Funds
Money Market Funds [Member]
Municipal Notes
Municipal Notes [Member]
Time deposits
Bank Time Deposits [Member]
US Treasury Securities
US Treasury Securities [Member]
Schedule of Available-for-sale Securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost
Available-for-sale Securities, Amortized Cost Basis
Unrealized Gains
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax
Unrealized Losses
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax
Cash and Cash Equivalents, Fair Value Disclosure
Cash and Cash Equivalents, Fair Value Disclosure
Estimated Fair Value, short-term investments
Available-for-sale Securities
Estimated Fair Value, Total cash, cash equivalents and short-term investments
Cash, Cash Equivalents, and Short-term Investments
Income Tax Disclosure [Abstract]
US Federal statutory tax rate effective before the Tax Cuts and Jobs Act 2017
US Federal statutory tax rate effective before the Tax Cuts and Jobs Act
US Federal statutory tax rate effective before the Tax Cuts and Job Act
US Federal statutory tax rate effective after the Tax Cuts and Jobs Act 2017
US Federal statutory tax rate effective after the Tax Cuts and Jobs Act
US Federal statutory tax rate effective after the Tax Cuts and Jobs Act
One-time transition tax due to Tax Cuts and Jobs Act 2017
Tax Cuts and Jobs Act of 2017 one-time transition tax
One-time transition tax on foreign cash and certain other net current assets not previously subject to U.S. income tax due to Tax Cuts and Jobs Act of 2017 reduced by certain foreign tax credits
One-time transition tax other income due to Tax Cuts and Jobs act of 2017
Tax Cuts and Jobs Act of 2017 one-time transition tax other income
One-time transition tax on other income not previously subject to U.S. income tax due to Tax Cuts and Jobs Act of 2017 reduced by certain foreign tax credits
Blended U.S. Federal Statutory tax Rate for FY2018 due to Tax Cuts and Jobs Act 2017
Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate for FY2018 due to Tax Cuts and Job Act
Blended U.S. federal statory tax rate for FY2018 due to Tax Cuts and Job Act
Provisional tax charge due to Tax Cuts and Jobs Act 2017
Provisional tax charge due to Tax Cuts and Jobs Act 2017
Provisional tax charge from remeasurement of deferred taxes from reduction of federal corporate tax rate due to Tax Cuts and Jobs Act 2017
Provisional transition tax expense on deferred foreign earnings due to Tax Cuts and Job Act 2017
Provisional transition tax expense on deferred foreign earnings due to Tax Cuts and Jobs Act 2017
Provisional transition tax expense on deferred foreign earnings due to Tax Cuts and Jobs Act 2017
Provisional transition tax expense plus other ancillary effects recorded in the first fiscal quarter in 2018 due to the Tax Cuts and Jobs Act 2017
Provisional transition tax expense plus other ancillary effects recorded in the first fiscal quarter in 2018 due to the Tax Cuts and Jobs Act 2017
Provisional transition tax expense plus other ancillary effects recorded in the first fiscal quarter in 2018 due to the Tax Cuts and Jobs Act 2017
Provisional transition tax expense of long term income taxes payable due to the Tax Cuts and Jobs Act 2017
Provisional transition tax expense of long term income taxes payable due to the Tax Cuts and Jobs Act 2017
Provisional transition tax expense of long term income taxes payable due to the Tax Cuts and Jobs Act 2017
Reduction in deferred tax liability due to Tax Cuts and Jobs Act 2017
Reduction in deferred tax liability due to Tax Cuts and Jobs Act 2017
Reduction in deferred tax liability due to Tax Cuts and Jobs Act 2017
Fair Value Disclosures [Abstract]
FAIR VALUE MEASUREMENTS
Fair Value Disclosures [Text Block]
Segment Reporting [Abstract]
SEGMENTS
Segment Reporting Disclosure [Text Block]
Statement of Financial Position [Abstract]
Current assets:
Assets, Current [Abstract]
Allowances for doubtful accounts
Allowance for Doubtful Accounts Receivable, Current
Stockholders' equity:
Stockholders' Equity Attributable to Parent [Abstract]
Preferred stock, par value
Preferred Stock, Par or Stated Value Per Share
Preferred stock, shares authorized
Preferred Stock, Shares Authorized
Preferred stock, shares issued
Preferred Stock, Shares Issued
Common stock, par value
Common Stock, Par or Stated Value Per Share
Common stock, shares authorized
Common Stock, Shares Authorized
Common stock, shares issued
Common Stock, Shares, Issued
Common stock, shares outstanding
Common Stock, Shares, Outstanding
Treasury stock, shares
Treasury Stock, Common, Shares
Earnings Per Share [Abstract]
Net income
Net Income (Loss) Attributable to Parent
Shares used to compute basic net income per share
Weighted Average Number of Shares Outstanding, Basic
Dilutive potential common shares:
Dilutive Securities, Effect on Basic Earnings Per Share [Abstract]
Unvested restricted stock and performance share awards
Dilutive potential shares from unvested restricted stock and performance share awards
Dilutive potential shares from unvested restricted stock and performance share awards.
Stock options
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements
Shares used to compute diluted net income per share
Weighted Average Number of Shares Outstanding, Diluted
Basic net income per share
Earnings Per Share, Basic
Diluted net income per share
Earnings Per Share, Diluted
Stockholders' Equity Note [Abstract]
Accumulated Other Comprehensive Income components and rollforward
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income, Period Activity
Accumulated Other Comprehensive Income, Period Activity [Axis]
Accumulated Other Comprehensive Income, Period Activity [Axis]
Accumulated Other Comprehensive Income, Period Activity
Accumulated Other Comprehensive Income, Period Activity [Domain]
[Domain] for Accumulated Other Comprehensive Income, Period Activity [Axis]
Accumulated Other Comprehensive Income components and rollforward
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income
AOCI Attributable to Parent, Net of Tax [Roll Forward]
Accumulated other comprehensive income components and rollforward
Net unrealized gains available for sale securities [Abstract]
Net unrealized gains available for sale securities [Abstract]
Gross unrealized gains, available-for-sale securities
Available-for-sale Securities, Gross Unrealized Gain [Abstract]
Beginning balance, unrealized gains on available-for-sale securities
Unrealized Gains on Available for Sale Securities
This item represents the gross unrealized gains for securities which are categorized neither as held-to-maturity nor trading securities. Such gross unrealized gains are the excess of the fair value of the Available-for-sale Securities over their carrying value as of the reporting date. Such gross unrealized gains are included in other comprehensive income in the statement of shareholders' equity, unless the Available-for-sale Security is designated as a hedge.
Gross unrealized gains on available for sale securities, increase or decrease
Gross unrealized gains on available for sale securities, increase decrease
Gross unrealized gains on available for sale securities, increase decrease
Gross unrealized gains on available for sale securities, reclassification adjustments
Gross unrealized gains on available for sale securities, reclassification adjustments
Gross unrealized gains on available for sale securities, reclassification adjustments
Ending balance, unrealized gains on available-for-sale securities
Gross unrealized losses, available-for-sale securities
Available-for-sale Securities, Gross Unrealized Loss [Abstract]
Beginning balance, unrealized losses on available-for-sale securities
Unrealized Losses on Available for Sale Securities
This item represents the gross unrealized losses for securities which are categorized neither as held-to-maturity nor trading securities. Such gross unrealized losses are the excess of the carrying value of the Available-for-sale Securities over their fair value as of the reporting date. Such gross unrealized losses are included in other comprehensive income in the statement of shareholders' equity, unless the Available-for-sale Security is designated as a hedge or is determined to have had an other than temporary decline in fair value below its amortized cost basis.
Gross unrealized losses on available for sale securities increase or decrease
Gross unrealized losses on available for sale securities increase or decrease
Gross unrealized losses on available for sale securities, increase or decrease
Gross unrealized losses on available for sale securities, reclassification adjustments
Gross unrealized losses on available for sale securities, reclassification adjustments
Gross unrealized losses on available for sale securities, reclassification adjustments
Ending balance, unrealized losses on available-for-sale securities
Net unrealized gains on available-for-sale securities
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax [Abstract]
Beginning Balance, net unrealized gains on available-for-sale securities
Accumulated Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax
Net unrealized gains on available for sale securities, increase or decrease
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Net of Tax
Net unrealized gains on available for sale securities, reclassification adjustments
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Net of Tax
Ending Balance, net unrealized gains on available-for-sale securities
Net unrealized gains on derivatives designated as hedging instruments
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax [Abstract]
Beginning balance, net unrealized gains on derivative instruments designated as hedging instruments
Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax
Net unrealized gains on derivative instruments designated as hedging instruments, increase or decrease
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax
Net unrealized gains on derivative instruments designated as hedging instruments, reclassification adjustments
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax
Ending balance, net unrealized gains on derivative instruments designated as hedging instruments
Cumulative foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract]
Beginning balance, cumulative foreign currency translation adjustments
Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax
Cumulative foreign currency translation adjustment, increase or decrease
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Cumulative foreign currency translation adjustment, reclassification adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, Net of Tax
Ending balance, cumulative foreign currency translation adjustments
Accumulated other comprehensive income totals
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Beginning balance, total accumulated other comprehensive income, net of taxes
Accumulated Other Comprehensive Income (Loss), Net of Tax
Accumulated other comprehensive income, increase or decrease
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax
Accumulated other comprehensive income, reclassification adjustments
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax
Ending balance, total accumulated other comprehensive income, net of taxes
Payables and Accruals [Abstract]
Accrued Expenses
Schedule of Accrued Liabilities [Table Text Block]
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]
Schedule of Share-based Compensation Arrangements by Share-based Payment Award
Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]
Award Type
Award Type [Axis]
Award Type
Equity Award [Domain]
Restricted Stock Unit
Restricted Stock Units (RSUs) [Member]
Performance Shares
Performance Shares [Member]
Share-based Compensation Arrangements by Share-based Payment Award, Program Name
Share Based Compensation Arrangements By Share Based Payment Award Program Name [Axis]
Share-based Compensation Arrangements by Share-based Payment Award, Program Name [Axis]
Share-based Compensation, Program Name
Share Based Compensation Arrangements By Share Based Payment Award Program Name [Domain]
Share-based Compensation Arrangements by Share-based Payment Award, Program Name [Domain]
Program 2015
Program 2015 [Member]
Program 2015 [Member]
2015 Performance share program, adopted January 26, 2015
See exhibit 10.2 of the 8-K filed with the SEC on January 28, 2015
Program 2014
Program 2014 [Member]
Program 2014 [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Eligibility Status
Share-based Compensation Arrangement by Share-based Payment Award, Eligibility Status [Axis]
Share-based Compensation Arrangement by Share-based Payment Award, Eligibility Status [Axis]
Share-based Compensation Arrangement by Share-based Payment Award, Eligibility Status
Share-based Compensation Arrangement by Share-based Payment Award, Eligibility Status [Domain]
Share-based Compensation Arrangement by Share-based Payment Award, Eligibility Status [Domain]
Shares Granted
Shares Granted [Member]
Shares Granted
Maximum Shares Eligible to Receive
Maximum Shares Eligible to Receive [Member]
Maximum Shares Eligible to Receive.
Share-based Compensation Arrangement by Share-based Payment Award
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Actual Percentage Achieved
Actual Percentage Achieved
Actual percentage achieved.
Actual Shares Achieved
Actual Shares Achieved
Actual shares achieved.
Shares Activity
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward]
Beginning outstanding balance
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number
Awarded, Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period
Achieved
Achieved
The number of shares under a share-based award plan other than a stock option plan that were achieved during the reporting period due to the certification of the actual performance achievement of participants in the program.
Released, Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period
Forfeited, Shares
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period
Due To Acquisition
Due To Acquisition
The quantity of shares issuable on stock options or awards brought over as a result of an acquisition.
Ending outstanding balance
Changes in retained earnings
Retained Earnings (Accumulated Deficit) [Abstract]
Beginning Balance
Retained Earnings (Accumulated Deficit)
Re-issuance of treasury stock
Stock Issued During Period, Value, Treasury Stock Reissued
Adjustments to equity as a result of the Tax Act
Equity adjustment attributable to Tax Act
Equity adjustment due to passage of Tax Cuts and Job Act passed in FY 2018.
Ending Balance
Schedule of Segment Reporting Information, by Segment
Schedule of Segment Reporting Information, by Segment [Table]
Business Segments
Segments [Axis]
Segment
Segments [Domain]
Digital Media
Digital Media [Member]
Digital Media [Member]
Digital Experience
Digital Experience [Member]
Digital Experience [Member]
Our Digital Experience segment provides solutions and services for how digital advertising
and marketing are created, managed, executed, measured and optimized. Our customers include digital marketers, advertisers, publishers, merchandisers, web analysts, chief marketing officers, chief information officers and chief revenue officers.
Publishing
Publishing [Member]
Publishing
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Segment Reporting [Abstract]
Segment Reporting Information, Additional Information [Abstract]
Revenue
Revenues
Cost of revenue
Cost of Revenue
Gross profit
Gross Profit
Gross profit as a percentage of revenue
Gross profit as a percentage of revenue
Gross profit as a percentage of revenue.
Goodwill and Intangible Assets Disclosure [Abstract]
Schedule of Finite-Lived Intangible Assets
Schedule of Finite-Lived Intangible Assets [Table]
Finite-Lived Intangible Assets by Major Class
Finite-Lived Intangible Assets by Major Class [Axis]
Finite-Lived Intangible Assets, Major Class Name
Finite-Lived Intangible Assets, Major Class Name [Domain]
Purchased technology
Purchased Technology [Member]
Purchased Technology.
Total other intangible assets
Total other intangible assets [Member]
Total other intangible assets.
Customer contracts and relationships
Customer Contracts [Member]
Trademarks
Trademarks [Member]
Acquired rights to use technology
Developed Technology Rights [Member]
Localization
Localization [Member]
Localization.
Other intangibles
Other Intangible Assets [Member]
Finite-Lived Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Cost
Finite-Lived Intangible Assets, Gross
Accumulated Amortization
Finite-Lived Intangible Assets, Accumulated Amortization
Net
Finite-Lived Intangible Assets, Net
Cash Cash Equivalents and Short term Investments
Cash, Cash Equivalents and Investments [Table Text Block]
Continuous Unrealized Loss Position Less Than Twelve Months Related to Available-for-Sale Securities
Schedule of Unrealized Loss on Investments [Table Text Block]
Continuous Unrealized Loss Position Twelve Months or Longer Related to Available-for-Sale-Securities
Schedule of Unrealized Loss on Investments Twelve Months or Longer [Table Text Block]
Schedule of Unrealized Loss on Investments Twelve Months or Longer [Table Text Block]
Cost and Estimated Fair Value of Debt Securities
Investments Classified by Contractual Maturity Date [Table Text Block]
Net Income Per Share
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
Other Income and Expenses [Abstract]
Interest and other income (expense), net:
Investment Income, Net [Abstract]
Interest income
Investment Income, Interest
Foreign exchange gains (losses)
Foreign Currency Transaction Gain (Loss), before Tax
Realized gains on fixed income investment
Available-for-sale Securities, Gross Realized Gains
Realized losses on fixed income investment
Available-for-sale Securities, Gross Realized Losses
Other
Other Nonoperating Income (Expense)
Interest and other income (expense), net
Other Nonoperating Income
Interest expense
Interest Expense
Investment gains (losses), net:
Gain (Loss) on Investments [Abstract]
Realized investment gains
Realized investment gains
Realized investment gains.
Unrealized investment gains
Unrealized investment gains
Unrealized investment gains.
Unrealized investment losses
Unrealized investment losses
Unrealized investment losses
Investment gains (losses), net
Gain (Loss) on Investments
Non-operating income (expense), net
Nonoperating Income (Expense)
Business Combinations [Abstract]
ACQUISITIONS
Mergers, Acquisitions and Dispositions Disclosures [Text Block]
Statement of Cash Flows [Abstract]
Cash flows from operating activities:
Net Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities:
Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation, amortization and accretion
Depreciation, Depletion and Amortization
Stock-based compensation
Share-based Compensation
Deferred income taxes
Deferred Income Taxes and Tax Credits
Unrealized losses (gains) on investments, net
Unrealized Gain (Loss) on Investments
Other non-cash items
Other Noncash Income (Expense)
Changes in operating assets and liabilities, net of acquired assets and assumed liabilities:
Increase (Decrease) in Operating Capital [Abstract]
Trade receivables, net
Increase (Decrease) in Receivables
Prepaid expenses and other current assets
Increase (Decrease) in Prepaid Expense and Other Assets
Trade payables
Increase (Decrease) in Accounts Payable
Accrued expenses
Increase (Decrease) in Accrued Liabilities
Income taxes payable
Increase (Decrease) in Income Taxes Payable
Deferred revenue
Increase (Decrease) in Deferred Revenue
Net cash provided by operating activities
Net Cash Provided by (Used in) Operating Activities
Cash flows from investing activities:
Net Cash Provided by (Used in) Investing Activities [Abstract]
Purchases of short-term investments
Payments to Acquire Short-term Investments
Maturities of short-term investments
Proceeds from Maturities, Prepayments and Calls of Short-term Investments
Proceeds from sales of short-term investments
Proceeds from Sale of Short-term Investments
Acquisitions, net of cash acquired
Payments to Acquire Businesses, Net of Cash Acquired
Purchases of property and equipment
Payments to Acquire Property, Plant, and Equipment
Purchases of long-term investments and other assets
Payments to Acquire Long-term Investments
Proceeds from sale of long-term investments and other assets
Proceeds from Sale of Available-for-sale Securities, Equity
Net cash used for investing activities
Net Cash Provided by (Used in) Investing Activities
Cash flows from financing activities:
Net Cash Provided by (Used in) Financing Activities [Abstract]
Purchases of treasury stock
Payments for Repurchase of Common Stock
Proceeds from issuance of treasury stock
Proceeds from Sale of Treasury Stock
Taxes paid related to net share settlement of equity awards
Cost Of Issuance Of Treasury Stock
Cost of Issuance of teasury stock
Repayment of capital lease obligations
Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities
Net cash used for financing activities
Net Cash Provided by (Used in) Financing Activities
Effect of foreign currency exchange rates on cash and cash equivalents
Effect of Exchange Rate on Cash and Cash Equivalents
Net increase (decrease) in cash and cash equivalents
Cash and Cash Equivalents, Period Increase (Decrease)
Cash and cash equivalents at beginning of period
Cash and Cash Equivalents, at Carrying Value
Cash and cash equivalents at end of period
Supplemental disclosures:
Supplemental Cash Flow Information [Abstract]
Cash paid for income taxes, net of refunds
Income Taxes Paid, Net
Cash paid for interest
Interest Paid, Net
Non-cash investing activities:
Noncash Investing and Financing Items [Abstract]
Issuance of common stock and stock awards assumed in business acquisitions
Equity Awards Assumed For Acquisition
Equity awards assumed for acquisition.
STOCK-BASED COMPENSATION
Disclosure of Compensation Related Costs, Share-based Payments [Text Block]
Range
Range [Axis]
Range
Range [Domain]
From
Minimum [Member]
To
Maximum [Member]
Exercise Price Range
Exercise Price Range [Axis]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain]
Employee Stock Purchase Plan
Employee Stock [Member]
Valuation Assumptions Expected Life (In Years)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Expected life (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Term
Valuation Assumptions Volatility Range
Valuation Assumptions Volatility Range [Abstract]
Valuation Assumptions Volatility Range.
From
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Minimum
To
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Volatility Rate, Maximum
Valuation Assumptions Risk Free Interest Rate Range
Valuation Assumptions Risk Free Interest Rate Range [Abstract]
Valuation Assumptions Risk Free Interest Rate Range.
From
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Minimum
To
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Risk Free Interest Rate, Maximum
Segment Reporting
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Income Taxes
Income Tax Disclosure [Text Block]
Purchased and other intangible assets
Schedule of Finite-Lived Intangible Assets [Table Text Block]
Amortization expense in future periods
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]
Amortized cost and Estimated Fair Value of Short-term fixed Income Securities
Available-for-sale Securities, Debt Maturities [Abstract]
Amortized cost of short-term fixed Income Securities
Amortized cost of short-term fixed Income Securities [Abstract]
Amortized cost of short-term fixed Income Securities [Abstract]
Due within one year, Amortized Cost
Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis
Due between one and two years, Amortized Cost
Available-for-sale Securities, Debt Maturities, Next One to Two Years, Amortized Cost Basis
Available-for-sale Securities, Debt Maturities, Next One to Two Years, Amortized Cost Basis
Due between two and three years, Amortized Cost
Available-for-sale Securities, Debt Maturities, Next Two to Three Years, Amortized Cost Basis
Available-for-sale Securities, Debt Maturities, Next Two to Three Years, Amortized Cost Basis
Due after three years, Amortized Cost
Available-for-sale Securities, Debt Maturities, After Three Years, Amortized Cost Basis
Available-for-sale Securities, Debt Maturities, After Three Years, Amortized Cost Basis
Total, Amortized Cost
Available-for-sale Debt Securities, Amortized Cost Basis
Estimated Fair Value of Short-term fixed Income Securities
Estimated Fair Value of Short-term fixed Income Securities [Abstract]
Estimated Fair Value of Short-term fixed Income Securities [Abstract]
Due within one year, Estimated Fair value
Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value
Due between one and two years, Estimated Fair value
Available-for-sale Securities, Debt Maturities, Next One to Two Years, Fair Value
Available-for-sale Securities, Debt Maturities, Next One to Two Years, Fair Value
Due between two and three years, Estimated Fair value
Available-for-sale Securities, Debt Maturities, Next Two to Three Years, Fair Value
Available-for-sale Securities, Debt Maturities, Next Two to Three Years, Fair Value
Due after three years, Estimated Fair value
Available-for-sale Securities, Debt Maturities, After Three Years, Fair Value
Available-for-sale Securities, Debt Maturities, After Three Years, Fair Value
Total, Estimated Fair value
Available-for-sale Securities, Debt Securities
CASH, CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS
Cash, Cash Equivalents, and Short-term Investments [Text Block]
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Basis of Presentation and Significant Accounting Policies
Basis of Presentation and Significant Accounting Policies [Text Block]
Basis of Presentation
Basis of Accounting, Policy [Policy Text Block]
Recent Accounting Pronouncements
New Accounting Pronouncements, Policy [Policy Text Block]
Current assets:
Assets:
Assets [Abstract]
Cash and cash equivalents
Short-term investments
Short-term Investments
Trade receivables, net of allowances for doubtful accounts of $9,284 and $9,151, respectively
Accounts Receivable, Net, Current
Prepaid expenses and other current assets
Prepaid Expense and Other Assets, Current
Total current assets
Assets, Current
Property and equipment, net
Property, Plant and Equipment, Net
Goodwill
Goodwill
Purchased and other intangibles, net
Deferred income taxes
Deferred Income Tax Assets, Net
Other assets
Other Assets, Noncurrent
Total assets
Assets
Liabilities and Stockholders' Equity
Liabilities and Equity [Abstract]
Current liabilities:
Liabilities, Current [Abstract]
Trade payables
Accounts Payable, Current
Accrued expenses
Accrued Liabilities, Current
Income taxes payable
Accrued Income Taxes, Current
Deferred revenue
Deferred Revenue, Current
Total current liabilities
Liabilities, Current
Long-term liabilities:
Liabilities, Noncurrent [Abstract]
Debt
Long-term Debt
Deferred revenue
Deferred Revenue, Noncurrent
Income taxes payable
Accrued Income Taxes, Noncurrent
Deferred income taxes
Deferred Tax Liabilities, Net, Noncurrent
Other liabilities
Other Liabilities, Noncurrent
Total liabilities
Liabilities
Preferred stock, $0.0001 par value; 2,000 shares authorized, none issued
Preferred Stock, Value, Issued
Common stock, $0.0001 par value; 900,000 shares authorized; 600,834 shares issued; 492,880 and 491,262 shares outstanding, respectively
Common Stock, Value, Issued
Additional paid-in-capital
Additional Paid in Capital
Retained earnings
Accumulated other comprehensive income (loss)
Treasury stock, at cost (107,954 and 109,572 shares, respectively), net of reissuances
Treasury Stock, Value
Total stockholders’ equity
Stockholders' Equity Attributable to Parent
Total liabilities and stockholders' equity
Liabilities and Equity
GOODWILL AND PURCHASED AND OTHER INTANGIBLES
Goodwill and Intangible Assets Disclosure [Text Block]
Accrued Expense
Accrued Liabilities, Current [Abstract]
Accrued compensation and benefits
Employee-related Liabilities, Current
Accrued media costs
Accrued media costs
Accrued Media Costs
Sales and marketing allowances
Sales and marketing allowances
Sales and marketing allowances.
Accrued corporate marketing
Accrued Marketing Costs, Current
Taxes payable
Sales and Excise Tax Payable, Current
Royalties payable
Accrued Royalties, Current
Accrued interest expense
Interest Payable, Current
Other
Other Accrued Liabilities, Current
Accrued expenses
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk
Derivative Instruments, Gain (Loss) [Table]
Hedging Relationship
Hedging Relationship [Axis]
Hedging Relationship
Hedging Relationship [Domain]
Cash Flow Hedging
Cash Flow Hedging [Member]
Fair Value Hedging
Fair Value Hedging [Member]
Derivative Instrument
Derivative Instrument [Axis]
Derivative Contract Type
Derivative Contract [Domain]
Foreign Exchange Option Contracts
Foreign Exchange Option [Member]
Foreign Exchange Forward Contracts
Foreign Exchange Forward [Member]
Derivative Instruments, Gain (Loss)
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net
Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net
Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net
Non-Operating Income (Expense)
Schedule of Other Nonoperating Income (Expense) [Table Text Block]
Amortization Expense in Future Periods
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2018
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months
2019
Finite-Lived Intangible Assets, Amortization Expense, Year Two
2020
Finite-Lived Intangible Assets, Amortization Expense, Year Three
2021
Finite-Lived Intangible Assets, Amortization Expense, Year Four
2022
Finite-Lived Intangible Assets, Amortization Expense, Year Five
Thereafter
Finite-Lived Intangible Assets, Amortization Expense, after Year Five
Total expected amortization expense
Total amortization expense expected to be recognized
Finite-Lived Intangible Assets, amortization expense, total expected to be recognized
Fair Value, by Balance Sheet Grouping
Fair Value, by Balance Sheet Grouping [Table]
Fair Value, Hierarchy
Fair Value, Hierarchy [Axis]
Fair Value Hierarchy
Fair Value Hierarchy [Domain]
Fair Value, Inputs, Level 1
Fair Value, Inputs, Level 1 [Member]
Fair Value, Inputs, Level 2
Fair Value, Inputs, Level 2 [Member]
Fair Value, Inputs, Level 3
Fair Value, Inputs, Level 3 [Member]
Measurement Frequency
Measurement Frequency [Axis]
Fair Value, Measurement Frequency
Fair Value, Measurement Frequency [Domain]
Fair Value, Measurements, Recurring
Fair Value, Measurements, Recurring [Member]
Financial Instrument
Financial Instrument [Axis]
Transfers and Servicing of Financial Instruments - Types of Financial Instruments
Financial Instruments [Domain]
Fair Value, Balance Sheet Grouping, Financial Statement Captions
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Foreign Currency Contracts, Asset, Fair Value Disclosure
Foreign Currency Contract, Asset, Fair Value Disclosure
Deferred Compensation Plan Assets
Deferred Compensation Plan Assets
Assets, Fair Value Disclosure
Assets, Fair Value Disclosure
Foreign Currency Contracts, Liability, Fair Value Disclosure
Foreign Currency Contracts, Liability, Fair Value Disclosure
Interest Rate Derivative Liabilities, at Fair Value
Interest Rate Derivative Liabilities, at Fair Value
Financial and Nonfinancial Liabilities, Fair Value Disclosure
Financial and Nonfinancial Liabilities, Fair Value Disclosure
Retained Earnings
Retained Earnings Text Block
Retained earnings.
Schedule of Accumulated Other Comprehensive Income (Loss)
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Other Comprehensive Income, Tax
Other comprehensive income, tax [Table Text Block]
[Table Text Block] for Other comprehensive income, tax [Table]
STOCKHOLDERS' EQUITY
Stockholders' Equity Note Disclosure [Text Block]
Long-term Debt, Type
Long-term Debt, Type [Axis]
Long-term Debt, Type
Long-term Debt, Type [Domain]
Notes 2020 and 2025
Notes 2020 and 2025 [Member]
Notes 2020 and 2025 [Member]
Debt Instrument, Fair Value Disclosure
Debt Instrument, Fair Value Disclosure
Commitments and Contingencies Disclosure [Abstract]
COMMITMENTS AND CONTINGENCIES
Commitments and Contingencies Disclosure [Text Block]
Restricted stock units outstanding
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]
Share Price
Share Price
Number of shares outstanding
Outstanding weighted average remaining contractual life (in years)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms
Shares outstanding aggregate intrinsic value
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Outstanding
Number of shares vested and expected to vest
Vested And Expected To Vest Shares
Vested And Expected To Vest Shares.
Weighted Average Remaining Contractual Life Vested And Expected To Vest
Weighted Average Remaining Contractual Life Vested And Expected To Vest
Weighted Average Remaining Contractual Life Vested And Expected To Vest
Vested and expected to vest aggregate intrinsic value
Vested And Expected To Vest Intrinsic Value
Vested and expected to vest intrinsic value.
Financial assets and liabilities at fair value on a recurring basis
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Document and Entity Information [Abstract]
Document And Entity Information.
Entity Registrant Name
Entity Registrant Name
Entity Central Index Key
Entity Central Index Key
Document Type
Document Type
Document Period End Date
Document Period End Date
Amendment Flag
Amendment Flag
Document Fiscal Year Focus
Document Fiscal Year Focus
Document Fiscal Period Focus
Document Fiscal Period Focus
Current Fiscal Year End Date
Current Fiscal Year End Date
Entity Well-known Seasoned Issuer
Entity Well-known Seasoned Issuer
Entity Voluntary Filers
Entity Voluntary Filers
Entity Current Reporting Status
Entity Current Reporting Status
Entity Filer Category
Entity Filer Category
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Equity [Abstract]
Stock Repurchase Programs (Numeric) [Abstract]
Statement
Statement [Table]
Subsequent Event Type
Subsequent Event Type [Axis]
Subsequent Event Type
Subsequent Event Type [Domain]
Subsequent Event
Subsequent Event [Member]
Share Repurchase Program
Share Repurchase Program [Axis]
Share Repurchase Program
Share Repurchase Program [Domain]
Stock repurchase Program 2015
Stock Repurchase Authority 2015 [Member]
Stock repurchase Authority 2015 [Member]
Stock repurchase Program 2017
Stock Repurchase Authority 2017 [Member] [Domain]
Stock Repurchase Authority 2017 [Member]
Statement [Line Items]
Stock Repurchase Program, Authorized Amount
Stock Repurchase Program, Authorized Amount
Payments for Repurchase of Common Stock
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Stock Repurchase Program, Remaining Authorized Repurchase Amount
Repurchased Shares
Treasury Stock, Shares, Acquired
Repurchased Shares, Average Price
Treasury Stock Acquired, Average Cost Per Share
Up-Front Payments Remaining
Up Front Payments Treasury Stock Remaining Balance
Up-front payments treasury stock, remaining balance.
Restricted Stock Unit Activity
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
Restricted Stock Units Outstanding
Share-based Compensation Arrangements by Share-based Payment Award, Restricted Stock Units, Vested and Expected to Vest [Table Text Block]
Performance Share Activity
Schedule of Nonvested Performance-based Units Activity [Table Text Block]
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions
Schedule of Share-based Payment Award, Employee Stock Purchase Plan, Valuation Assumptions [Table Text Block]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]
Statement of Comprehensive Income [Abstract]
Net income
Other comprehensive income (loss):
Available-for-sale securities:
Unrealized gains / losses on available-for-sale securities
Reclassification adjustment for recognized gains / losses on available-for-sale securities
Net increase (decrease) from available-for-sale securities
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax
Derivatives designated as hedging instruments:
Unrealized gains / losses on derivative instruments
Reclassification adjustment for recognized gains / losses on derivative instruments
Net increase (decrease) from derivatives designated as hedging instruments
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax
Foreign currency translation adjustments
Other comprehensive income (loss), net of taxes
Other Comprehensive Income (Loss), Net of Tax
Total comprehensive income, net of taxes
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Debt Disclosure [Abstract]
DEBT
Debt Disclosure [Text Block]
Amortization of purchased and other intangible assets
Amortization of Intangible Assets
Amortization expense included in cost of sales
Cost of Goods Sold, Amortization
NON-OPERATING INCOME (EXPENSE)
Other Income and Other Expense Disclosure [Text Block]
Income Statement [Abstract]
Revenue:
Revenues [Abstract]
Subscription
Subscription and Circulation Revenue
Product
Sales Revenue, Goods, Net
Services and support
Sales Revenue, Services, Net
Total revenue
Cost of revenue:
Cost of Revenue [Abstract]
Subscription
Cost of Goods Sold, Subscription
Product
Cost of Goods Sold
Services and support
Cost of Services
Total cost of revenue
Gross profit
Operating expenses:
Operating Expenses [Abstract]
Research and development
Research and Development Expense, Software (Excluding Acquired in Process Cost)
Sales and marketing
Selling and Marketing Expense
General and administrative
General and Administrative Expense
Amortization of purchased intangibles
Operating Expenses, Amortization of purchased intangibles
Amortization of purchased intangibles recorded to Operating Expenses
Total operating expenses
Operating Expenses
Operating income
Operating Income (Loss)
Non-operating income (expense):
Nonoperating Income (Expense) [Abstract]
Interest and other income (expense), net
Investment gains (losses), net
Total non-operating income (expense), net
Provision for income taxes
Income Tax Expense (Benefit)
Net income
Basic net income per share
Shares used to compute basic net income per share
Diluted net income per share
Shares used to compute diluted net income per share
ACCRUED EXPENSES
Accounts Payable and Accrued Liabilities Disclosure [Text Block]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table]
Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs, by Report Line
Income Statement Location [Axis]
Employee Service Share-based Compensation, Allocation of Recognized Period Costs, Report Line
Income Statement Location [Domain]
Cost of Subscription Revenue
Cost of Subscription Revenue [Member]
Cost of Service and Support Revenue
Cost of Service and Support Revenue [Member]
Research and Development Expense
Research and Development Expense [Member]
Sales and Marketing
Selling and Marketing Expense [Member]
General and Administrative
General and Administrative Expense [Member]
Option Grants and Stock Purchase Rights
Option Grants and Stock Purchase Rights [Member]
Option Grants And Stock Purchase Rights.
Restricted Stock Units and Performance Share Awards
Restricted Stock and Performance Share Awards [Member]
Restricted Stock And Performance Share Awards.
Employee Service Share-based Compensation, Allocation of Recognized Period Costs
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation costs
Share-based Compensation, Allocation and Classification in Financial Statements [Abstract]
Stock-based compensation costs
Allocated Share-based Compensation Expense
NET INCOME PER SHARE
Earnings Per Share [Text Block]
Share Based Compensation Arrangements By Share Based Payment Award Program Name
Stock Options
Employee Stock Option [Member]
Stock Based Compensation (Numeric)
Share-based Compensation Arrangement by Share-based Payment Award, Additional General Disclosures [Abstract]
Shares Purchased, ESPP
Stock Issued During Period, Shares, Employee Stock Purchase Plans
Average purchase price of shares, ESPP
Share-based Compensation Arrangement by Share-based Payment Award, Per Share Weighted Average Price of Shares Purchased
Total Intrinsic Value Of Shares Purchased
Total Intrinsic Value Of Shares Purchased
The difference between the market value on the date of purchase and the purchase price.
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number
Unrecognized compensation cost, non-vested awards
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized
Period for recognition, unrecognized compensation cost
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition
Maximum Target Percentage Allowed Under Program
Maximum Target Percentage Allowed Under Program
Maximum Target Percentage Allowed Under Program.
Debt Instrument
Schedule of Long-term Debt Instruments [Table]
Interest Rate Scenario
Interest Rate Scenario [Axis]
Interest Rate Scenario [Axis]
Interest Rate Scenario
Interest rate scenario [Domain]
interest rate scenario [Domain] [Domain]
Scenario i
Scenarioi [Member]
Scenario i
Scenario ii
Scenarioii [Member]
Scenario ii [Member]
Notes 2020
Notes 2020 [Member]
2020 Notes.
Notes 2025
Notes 2025 [Member]
Notes 2025 [Member]
Line of Credit
Line of Credit [Member]
Debt Instrument [Line Items]
Debt Instrument [Line Items]
Senior notes, issued
Senior Notes
Long-term Debt
Senior notes, interest rate
Debt Instrument, Interest Rate, Stated Percentage
Proceeds from Issuance of Debt
Proceeds from Issuance of Debt
Proceeds from debt issuance
Proceeds from Issuance of Long-term Debt
Issuance discount
Debt Instrument, Unamortized Discount
Issuance cost
Unamortized Debt Issuance Expense
Effective Interest rate
Debt Instrument, Interest Rate, Effective Percentage
Debt Instrument, Periodic Payment, Interest
Debt Instrument, Periodic Payment, Interest
Derivative, Notional Amount
Derivative, Notional Amount
Derivative, Fixed Interest Rate
Derivative, Fixed Interest Rate
Fair value of the Notes
Repurchase notes at price of their principal amount, plus accrued and unpaid interest
Repurchase notes at price of their principal amount plus accrued and unpaid interest
Repurchase notes at price of their principal amount, plus accrued and unpaid interest.
Line of Credit Facility
Line of Credit Facility [Abstract]
Total senior unsecured revolving credit facility
Line of Credit Facility, Current Borrowing Capacity
Option to request additional commitments on credit facility
Option To Request Additional Commitments On Credit Facility
Option to request additional commitments on credit facility.
Maximum aggregate, credit facility
Line of Credit Facility, Maximum Borrowing Capacity
Debt Instrument, Basis Spread on Variable Rate
Debt Instrument, Basis Spread on Variable Rate
Margin Added to LIBOR in Determining Interest Rate
Margin Added to LIBOR to Determine Interest Rate
Margin Added to LIBOR to Determine Interest Rate
Percentage Added to Federal Funds Effective Rate in Determining Interest Rate
Percentage Added to Effective Funds Rate in Determining Interest Rate
Percentage Added to Federal Funds Effective Rate in Determining Interest Rate
Percentage Added to LIBOR in Determining Interest Rate
Percentage Added to LIBOR in Determining Interest Rate
Percentage Added to LIBOR in Determining Interest Rate
Line of Credit Facility, Commitment Fee Percentage
Line of Credit Facility, Commitment Fee Percentage
Line of Credit Facility, Amount Outstanding
Long-term Line of Credit
Schedule of Business Acquisitions, by Acquisition
Schedule of Business Acquisitions, by Acquisition [Table]
Business Acquisition [Axis]
Business Acquisition [Axis]
Business Acquisition, Acquiree
Business Acquisition, Acquiree [Domain]
TubeMogul
TubeMogul [Member]
TubeMogul [Member]
Business Acquisition
Business Acquisition [Line Items]
Business Combination Purchase Price
Business Combination Purchase Price
Business Combination Purchase Price
Purchase price allocation, goodwill
Goodwill, Acquired During Period
Purchase price allocation, identifiable intangible assets
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Finite-Lived Intangibles
Purchase price allocation, net assets acquired
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net
Other comprehensive income, tax
Other comprehensive income, tax [Table]
Other comprehensive income, tax [Table]
Other Comprehensive Income, Tax
Other Comprehensive Income, Tax [Axis]
Other Comprehensive Income, Tax [Axis]
Other comprehensive income, tax
Other comprehensive income, tax [Domain]
Other comprehensive income, tax [Domain]
Other Comprehensive Income, Tax
Other Comprehensive Income (Loss), Tax [Abstract]
Tax, Available-for-sale Securities
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax [Abstract]
Unrealized gains / losses
Other Comprehensive Income (Loss), Unrealized Holding Gain (Loss) on Securities Arising During Period, Tax
Reclassification adjustments
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI for Sale of Securities, Tax
Subtotal, Available-for-sale Securities
Other Comprehensive Income (Loss), Available-for-sale Securities, Tax
Tax, Derivatives Designated as Hedging Instruments
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax Effect [Abstract]
Unrealized gains / losses on derivative instruments
Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax
Reclassification adjustments
Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax
Subtotal derivatives designated as hedging instruments
Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Tax
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax
Total taxes, other comprehensive income
Other Comprehensive Income (Loss), Tax
Fair Value of Derivative Instruments
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Effect of Derivative Instruments as Designated Cash Flow Hedges and Not Designated as Hedges
Derivative Instruments, Gain (Loss) [Table Text Block]
DERIVATIVES AND HEDGING ACTIVITIES
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Fixed Income Investments
Major Types of Debt and Equity Securities
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than Twelve Months, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
Available-for-sale Securities, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
Available-for-sale securities in a continuous unrealized loss position for more than twelve months, fair value
Available-for-sale Securities, Continuous Unrealized Loss Position, Twelve Months or Longer, Fair Value
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Available-for-sale Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Fair Value and Gross Unrealized Losses Related to Available-For-Sale Securities
Available-for-sale Securities, Continuous Unrealized Loss Position [Abstract]
Available-for-sale Securities, Amortized Cost Basis
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Hedging Designation [Axis]
Hedging Designation [Domain]
Hedging Designation [Domain]
Derivatives designated as hedging instruments [Member]
Designated as Hedging Instrument [Member]
Derivatives not designated as hedging instruments [Member]
Not Designated as Hedging Instrument [Member]
Foreign Exchange Contract [Member]
Foreign Exchange Contract [Member]
Interest Rate Swap [Member]
Interest Rate Swap [Member]
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
Derivative, Fair Value, Net [Abstract]
Derivative, Fair Value, Net [Abstract]
Fair value asset derivatives
Derivative Asset, Fair Value, Gross Asset
Fair value liability derivatives
Derivative Liability, Fair Value, Gross Liability
Debt Instrument, Interest Rate, Stated Percentage
Maximum Remaining Maturity of Foreign Currency Derivatives
Maximum Remaining Maturity of Foreign Currency Derivatives
Senior Notes