Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2019

Revenue From Contract With Customer [Abstract]

Disaggregation of Revenue

The following table presents the Company’s revenues by segment disaggregated by type (in thousands):

	For the Quarter Ended June 30,				For the Six Months Ended June 30,
	2019		2018		2019		2018
Service Revenue
Oil & Gas	$	90,023	$	97,068	$	174,969	$	192,702
Air Medical		69,507		67,151		126,153		124,139
Technical Services		5,642		5,024		15,940		12,766
Total Services	$	165,172	$	169,243	$	317,062	$	329,607
Air Medical Revenue
Traditional provider model	$	12,401	$	12,085	$	24,378	$	23,956
Independent provider model		57,106		55,066		101,775		100,183
Total Air Medical Revenues	$	69,507	$	67,151	$	126,153	$	124,139