Recently Issued Accounting Pronouncements (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease liabilities	$ 44,973
Operating lease right of use assets	42,065
Accounting Standards Update 2016-02
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Operating lease liabilities		$ 45,700
Operating lease right of use assets		43,800
Cumulative adjustment not recorded		$ 1,900
Accounting Standards Update 2016-13 | Minimum | Pro Forma
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase in the allowance for credit losses	40,000
Accounting Standards Update 2016-13 | Maximum | Pro Forma
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Increase in the allowance for credit losses	$ 60,000