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Stock-Based Compensation
 3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement, Noncash Expense [Abstract]  
Stock-Based Compensation Stock-based Compensation
Stock-based compensation is classified in the Condensed Consolidated Statements of Comprehensive Income in the same expense line items as cash compensation. The following table presents the classification of stock-based compensation:
 Three Months Ended March 31,
20232022
 (In millions)
Cost of revenues$1.3 $1.7 
Research and development2.5 2.4 
Selling, general and administrative10.0 10.1 
Stock-based compensation expense13.8 14.2 
Capitalization (included in Property and equipment, net)0.3 0.3 
Total stock-based compensation$14.1 $14.5 

The following table presents the nature of the Company’s total stock-based compensation:
 Three Months Ended March 31,
20232022
 (In millions)
RSUs$10.9 $10.2 
Performance-based RSUs2.1 3.2 
ESPP1.1 1.1 
Total stock-based compensation$14.1 $14.5