Significant Accounting and Reporting Policies - New Accounting Standards (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Operating lease right-of-use asset, net	$ 102,354	$ 122,300
Current operating lease liabilities	30,765
Noncurrent operating lease liabilities	$ 87,064
Accounting Standards Update 2016-02
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Operating lease right-of-use asset, net		107,300
Current operating lease liabilities		33,000
Noncurrent operating lease liabilities		89,300
Deferred rent reversal		$ 15,000