Income Taxes - Additional Information (Details) - USD ($) $ in Thousands		2 Months Ended	3 Months Ended		6 Months Ended	9 Months Ended		12 Months Ended
	Dec. 24, 2017	Dec. 30, 2018	Mar. 31, 2019	Dec. 30, 2018	Dec. 31, 2017	Mar. 31, 2019	Mar. 31, 2019	Jun. 24, 2018
Income Tax Disclosure [Abstract]
U.S. Federal corporate income tax rate					35.00%	21.00%
Provisional tax benefit			$ 880				$ 854	$ 396
Additional tax benefit		$ 1,734
Increase in effective tax rate				57.10%
Total tax benefit related to enactment				$ 1,322
Tax benefit related to re-measurement of deferred tax balances	$ 3,997
Tax expense, net of foreign tax credits							$ 2,747