Recently Adopted and Recently Issued Accounting Standards (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use assets, net	$ 49,584
Lease liabilities	49,973
Stranded income tax effects in accumulated other comprehensive income	$ 21,000
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Right-of-use assets, net		$ 53,000
Lease liabilities		$ 53,400