Basis of Presentation (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
Lease liabilities	$ 1,381
ASU 2016-02 [Member]
New Accounting Pronouncements and Changes in Accounting Principles [Abstract]
Right-of-use assets		$ 1,454
Lease liabilities		$ 1,454