Financial Statements (Details) - USD ($) $ in Thousands		Jan. 01, 2019		Jan. 01, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle		$ 0	[1]	$ 4,113
Accumulated Other Comprehensive (Loss) Income
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle	[1]	(496)
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle		496	[1]	$ 4,113
Accounting Standards Update 2018-02 | Accumulated Other Comprehensive (Loss) Income
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle		(500)
Accounting Standards Update 2018-02 | Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in accounting principle		$ 500

[1] Related to adoption of ASU 2018-02. See Note 1 for additional information.