Significant Accounting Policies, Leases (Details) - USD ($) $ in Thousands		Jun. 30, 2019	Dec. 31, 2018
Operating Leases [Abstract]
Right-of-use operating lease assets	[1]	$ 12,900
Operating lease liabilties	[2]	17,677
Current portion of operating lease liabilties		$ 1,900
Topic 842 [Member]
Operating Leases [Abstract]
Right-of-use operating lease assets			$ 13,500
Operating lease liabilties			18,500
Current portion of operating lease liabilties			$ 2,000

[1] Included in deposits and other assets on our condensed consolidated balance sheet.

[2] Current portion of $1.9 million was included in current portion of long-term obligations on our condensed consolidated balance sheet, with the difference included in long-term obligations.