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Stock-Based Compensation - Summary of 2009 ESPP (Details) - $ / shares	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Weighted average per share discount from market value for shares purchased (in dollars per share)	$ 38.57	$ 50.58	$ 22.97
The 2009 ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares purchased pursuant to 2009 ESPP (in shares)	157,507
Weighted average per share price of shares purchased (in dollars per share)	$ 218.59
Weighted average per share discount from market value for shares purchased (in dollars per share)	$ 38.57
Shares available for purchase pursuant to 2009 ESPP (in shares)	1,151,846

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The weighted average discount per share for compensation expense recognized under the 2009 ESPP.

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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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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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Per share weighted-average price paid for shares purchased on open market for issuance under share-based payment arrangement.

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-Publisher FASB
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-SubTopic 10
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Number of shares issued under share-based payment arrangement.

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-SubTopic 10
-Section 50
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