Annual report pursuant to Section 13 and 15(d)

Stockholder's Equity and Earnings (Loss) Per Share - Narrative (Details)

v3.19.1
Stockholder's Equity and Earnings (Loss) Per Share - Narrative (Details) - USD ($)
$ / shares in Units, $ in Thousands
2 Months Ended 12 Months Ended
Feb. 14, 2019
Jan. 28, 2019
Jul. 30, 2018
Jun. 29, 2018
Oct. 19, 2016
Dec. 31, 2016
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
[2]
Subsidiary, Sale of Stock [Line Items]                  
Shares issued (in shares)     385,000            
Sale of stock, price per share (in USD per share)       $ 38.01          
Proceeds from initial public offering             $ 0 $ 0 [1] $ 105,839
Common stock, shares authorized (in shares)             200,000,000 200,000,000  
Common stock, par or stated value per share (in dollars per share)             $ 0.01 $ 0.01  
Cash dividends declared (in usd per share)             $ 0.25    
Dividends             $ 11,201    
IPO                  
Subsidiary, Sale of Stock [Line Items]                  
Shares issued (in shares)         7,750,000        
Sale of stock, price per share (in USD per share)         $ 15.00        
Proceeds from initial public offering         $ 103,100        
Over-Allotment Option                  
Subsidiary, Sale of Stock [Line Items]                  
Shares issued (in shares)       600,000 7,500,000 7,500,000      
Subsequent Event                  
Subsidiary, Sale of Stock [Line Items]                  
Cash dividends declared (in usd per share)   $ 0.125              
Dividends $ 5,600                
[1] Financial information includes the results attributable to Sturgeon for the entire period presented. See Note 4.
[2] Financial information has been recast to include results attributable to Sturgeon. See Note 4.