Revenue (Contract Assets and Advance Billings) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Revenue from Contract with Customer [Abstract]
Advance billings, current	$ 64,891	$ 63,732
Advance billings, noncurrent	236	$ 159
Increase/ (decrease)
Advance billings, current	1,159
Advance billings, noncurrent	$ 77