Organization and Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Jan. 01, 2018	Dec. 31, 2017	Jun. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Federal statutory income tax rate			24.50%
Tax provision recognized for the Act		$ 2,800
Reclassification of stranded tax effects resulting from the Tax Cuts and Jobs Act			$ 0
Maximum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Income tax rate used to remeasure deferred tax assets and liabilities			24.50%
Minimum
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Income tax rate used to remeasure deferred tax assets and liabilities			21.00%
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Reclassification of stranded tax effects resulting from the Tax Cuts and Jobs Act			$ 1,455
Accounting Standards Update 2018-02 | Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Reclassification of stranded tax effects resulting from the Tax Cuts and Jobs Act	$ 1,500