Annual report pursuant to Section 13 and 15(d)

UNAUDITED QUARTERLY DATA

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UNAUDITED QUARTERLY DATA
 12 Months Ended
Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract]  
UNAUDITED QUARTERLY DATA

20.    UNAUDITED QUARTERLY DATA

 

(in thousands except per share data)   First   Second   Third   Fourth
2018                                
Revenues   $ 408,742     $ 480,461     $ 487,739     $ 444,623  
Gross profit (Revenues less cost of services provided)   $ 202,599     $ 249,689     $ 251,452     $ 223,389  
Net income   $ 48,525     $ 65,542     $ 66,628     $ 50,968  
Income per share:                                
Income per share—Basic   $ 0.15     $ 0.20     $ 0.20     $ 0.16  
Income per share—Diluted   $ 0.15     $ 0.20     $ 0.20     $ 0.16  
2017                                
Revenues   $ 375,247     $ 433,555     $ 450,442     $ 414,713  
Gross profit (Revenues less cost of services provided)   $ 186,084     $ 229,075     $ 231,661     $ 207,194  
Net income   $ 40,270     $ 53,689     $ 51,430     $ 33,735  
Income per share:                                
Income per share—Basic   $ 0.12     $ 0.17     $ 0.16     $ 0.10  
Income per share—Diluted   $ 0.12     $ 0.17     $ 0.16     $ 0.10