XML 60 R49.htm IDEA: XBRL DOCUMENT v3.19.1
Income Taxes (Details) - USD ($)
6 Months Ended 12 Months Ended
Mar. 02, 2019
Dec. 31, 2018
Sep. 01, 2018
Dec. 31, 2017
Income Taxes [Abstract]        
U.S. federal statutory rate   21.00%   35.00%
Effective tax rate     25.60%  
Tax benefit from remeasurement of deferred tax items     $ 40,464,000  
Changes in unrecognized tax benefits $ 0