Quarterly report pursuant to Section 13 or 15(d)

Debt Other (Details)

v3.8.0.1
Debt Other (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
May 02, 2017
Mar. 31, 2017
Sep. 28, 2017
Mar. 30, 2017
Sep. 29, 2016
Sep. 28, 2017
Sep. 29, 2016
Jul. 25, 2017
Debt Instrument, Face Amount   $ 350,000            
Share Price               $ 40.00
Repayments of Secured Debt $ 192,000         $ 196,625 $ 900  
Loss on early extinguishment of debt     $ 0   $ 0 $ (5,442) $ (153)  
IPO                
Stock Issued During Period, Shares, New Issues 10,147,025              
Proceeds from Issuance Initial Public Offering $ 192,000              
IPO | Class A Common Stock                
Stock Issued During Period, Shares, New Issues 10,147,025              
Share Price $ 21.00              
Base Rate [Member] | Maximum                
Debt Instrument, Basis Spread on Variable Rate   2.50%   3.25%        
Base Rate [Member] | Minimum                
Debt Instrument, Basis Spread on Variable Rate   2.00%   2.75%        
London Interbank Offered Rate (LIBOR) [Member]                
Debt Instrument Variable Rate Floor   1.00%            
London Interbank Offered Rate (LIBOR) [Member] | Maximum                
Debt Instrument, Basis Spread on Variable Rate   3.50%   4.25%        
London Interbank Offered Rate (LIBOR) [Member] | Minimum                
Debt Instrument, Basis Spread on Variable Rate   3.00%   3.75%