Revenue Other (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Disaggregation of Revenue [Line Items]
Accrued liabilities	$ 119,841	$ 102,640	$ 102,976
Other liabilities	34,154		$ 37,209
Short-term Contract with Customer [Member]
Disaggregation of Revenue [Line Items]
Accrued liabilities	12,916
Long-term Contract with Customer [Member]
Disaggregation of Revenue [Line Items]
Other liabilities	$ 9,502