Business Acquisition, Percentage of Acquisition Date Fair Value of Noncontrolling Interests

No definition available.

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- Definition

Business Acquisition, Pro Forma Information, Adjustment To Increase (Decrease) Amortization Of Intangible Assets

+ References

No definition available.

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- Definition

Business Acquisition, Pro Forma Information, Adjustment To Increase (Decrease) Revenues

+ References

No definition available.

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- Definition

Business Acquisition, Pro Forma Information, Adjustment To Increase (Decrease) Share-Based Compensation

+ References

No definition available.

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- Definition

Business Combination, Cash Paid To Holders Of Acquiree Common Stock, Per Share

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No definition available.

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- Definition

Business Combination, Initial Accounting Incomplete, Adjustment, Deferred Tax Assets

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No definition available.

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- Definition

Business Combination, Initial Accounting Incomplete, Adjustment, Goodwill

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No definition available.

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- Definition

Business Combination, Percentage of Enterprise Value of Business Using Purchase Price

+ References

No definition available.

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- Definition

Business Combination, Working Capital Adjustment

+ References

No definition available.

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- Definition

Business Combination, Write-Off Due to Deferred Revenue

+ References

No definition available.

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- Definition

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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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.

+ References

No definition available.

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

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- Definition

Price of a single share of a number of saleable stocks paid or offered to be paid in a business combination.

+ References

No definition available.

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- Definition

Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

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- Definition

Fair value at acquisition-date of the equity interest in the acquiree held by the acquirer, immediately before the acquisition date for businesses combined in stages.

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- Definition

Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Aggregate par or stated value of issued nonredeemable common stock (or common stock redeemable solely at the option of the issuer). This item includes treasury stock repurchased by the entity. Note: elements for number of nonredeemable common shares, par value and other disclosure concepts are in another section within stockholders' equity.

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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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.

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Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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BUSINESS COMBINATIONS - Narrative (Details) $ / shares in Units, $ in Thousands, £ in Millions, shares in Millions, $ in Millions							3 Months Ended								12 Months Ended
	Oct. 19, 2018 USD ($) $ / shares shares	Sep. 29, 2017 USD ($) $ / shares	Mar. 24, 2017 USD ($)	Mar. 24, 2017 GBP (£)	Feb. 08, 2017 USD ($)	Feb. 08, 2017 CAD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2019 USD ($)	Jun. 30, 2019 USD ($)	Mar. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Mar. 24, 2017 GBP (£)	Feb. 08, 2017 CAD ($)
Business Acquisition
Stock-based compensation expense															$ 68,255	$ 97,078	$ 149,230
Revenue							$ 321,508	$ 357,358	$ 343,896	$ 303,443	$ 278,992	$ 303,116	$ 294,822	$ 255,311	1,326,205	1,132,241	736,386
Handy
Business Acquisition
Proportion of voting interests acquired (as a percent)	100.00%
Consideration transferred	$ 168,400
Common stock issued (shares) \| shares	8.6
Common stock	$ 165,800
Share price (USD per share) \| $ / shares	$ 19.31
Adjustment to deferred tax assets															27,200
Adjustment to goodwill															$ (27,200)
Angie's List
Business Acquisition
Proportion of voting interests acquired (as a percent)		100.00%
Consideration transferred		$ 781,384
Share price (USD per share) \| $ / shares		$ 12.46
Cash acquisition price		$ 1,900
Cash paid to holders of acquiree common stock (USD per share) \| $ / shares		$ 8.50
Revenue																	58,900
Net earnings																	21,700
Stock-based compensation expense																	28,700
Severance costs																19,800
Write-off due to deferred revenue																7,800
HomeStars
Business Acquisition
Proportion of voting interests acquired (as a percent)					90.00%														90.00%
Cash acquisition price					$ 12,700	$ 16.6
Working capital adjustment					$ 200														$ 0.3
Proportion of noncontrolling interests (as a percent)					10.00%	10.00%
Fair value at acquisition					$ 1,400	$ 1.9
Enterprise value of business using purchase price (as a percent)					100.00%	100.00%
Revenue																	6,500
Net loss																	1,200
MyBuilder
Business Acquisition
Proportion of voting interests acquired (as a percent)			75.00%															75.00%
Cash acquisition price			$ 40,700	£ 32.6
Working capital adjustment			$ 800															£ 0.6
Proportion of noncontrolling interests (as a percent)			25.00%	25.00%
Fair value at acquisition			$ 13,300	£ 10.7
Enterprise value of business using purchase price (as a percent)			100.00%	100.00%
Revenue																	8,000
Net loss																	1,400
Acquisition-related Costs
Business Acquisition
Severance costs																	19,800
Deferred Revenue Write Off Adjustment
Business Acquisition
Adjustment to increase (decrease) revenues																4,600	35,200
Modification of Equity Awards
Business Acquisition
Adjustment to decrease stock-based compensation																	77,200
Amortization Adjustment
Business Acquisition
Adjustment to decrease amortization of intangible assets																$ (2,500)	$ (39,100)