Recent Accounting Pronouncements (Details) $ in Thousands	Jan. 01, 2019 USD ($)
Accumulated Other Comprehensive Loss [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect from adoption of ASU	$ (122,526)
Accounting Standards Update 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect from adoption of ASU	4,797	[1]
Accounting Standards Update 2016-02 [Member] | Accumulated Other Comprehensive Loss [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect from adoption of ASU	(4,797)
Accounting Standards Update 2016-02 [Member] | Retained Earnings [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect from adoption of ASU	4,797	[1]
Accounting Standards Update 2018-02 [Member] | Accumulated Other Comprehensive Loss [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect from adoption of ASU	(122,526)	[1]
Accounting Standards Update 2018-02 [Member] | Retained Earnings [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect from adoption of ASU	$ 122,526	[1]

[1] The Company adopted Accounting Standards Update ("ASU") 2016-02, Leases, and ASU 2018-02, Reclassification of Certain Tax Effects from Accumulated Other Comprehensive Income, during the first quarter of 2019. Refer to the recent accounting pronouncements footnote for further details.