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Business Combinations - Pro Forma (Details) - Avedro - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Business Combinations
Pro forma revenue	$ 273,823	$ 211,447
Increase in revenue from adoption of ASC 606		2,500
Pro forma net loss	(103,275)	(27,200)
Removal of transaction and integration costs	16,100
Inclusion of transaction and integration costs		16,300
Removal of tax benefit from pro forma results	$ 75,900
Release of deferred tax liabilities assumed in acquisition		75,900
Inclusion of amortization of step-up fair value of inventory in pro forma results		$ 29,000

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- Definition

Represents the increase in revenue reflected in pro forma revenue related to adoption of ASC 606.

+ References

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- Definition

Represents the pro forma inclusion of amortization of step-up fair value of inventory acquired in acquisition.

+ References

No definition available.

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- Definition

Represents costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

+ References

No definition available.

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- Definition

Represents costs excluded from effect a business combination during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs.

+ References

No definition available.

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- Definition

Represents the release of deferred tax liabilities assumed in acquisition reflected in pro forma net income (loss).

+ References

No definition available.

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- Definition

Represents the removal of tax benefit from pro forma net income (loss).

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No definition available.

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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.

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No definition available.

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- Definition

The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(3)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-SubTopic 10
-Section 50
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- Definition

The pro forma revenue for a period as if the business combination or combinations had been completed at the beginning of the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(2)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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