SEGMENT INFORMATION (Tables)

6 Months Ended

Jun. 30, 2014

Segment Reporting [Abstract]

Schedule of Provisions for Contractual Discounts and Estimated Uncompensated Care as a Percentage of Gross Segment Billings

Provisions for contractual discounts and estimated uncompensated care for Air Medical operations as a percentage of gross segment billings are as follows:

	Revenue
	Quarter Ended						Six Months Ended
	June 30,						June 30,
	2014			2013			2014			2013
Provision for contractual discounts		70	%		60	%		69	%		60	%
Provision for uncompensated care		4	%		9	%		4	%		9	%

Schedule of Net Revenue Attributable to Medicaid, Medicare, Insurance, and Self-Pay as a Percentage of Net Air Medical Revenues

Net revenue attributable to Insurance, Medicare, Medicaid, and Self-Pay as a percentage of net Air Medical revenues are as follows:

	Quarter Ended						Six Months Ended
	June 30,						June 30,
	2014			2013			2014			2013
Insurance		74	%		73	%		73	%		72	%
Medicare		18	%		18	%		19	%		19	%
Medicaid		7	%		8	%		7	%		8	%
Self-Pay		1	%		1	%		1	%		1	%

Schedule of Financial Information Concerning Reportable Operating Segments

Summarized financial information concerning our reportable operating segments for the quarters and six months ended June 30, 2014 and 2013 is as follows:

	Quarter Ended June 30,						Six Months Ended June 30,
	2014			2013			2014			2013
	(Thousands of dollars)						(Thousands of dollars)
Segment operating revenues
Oil and Gas	$	128,044		$	120,970		$	254,019		$	233,801
Air Medical		79,427			72,859			147,379			136,246
Technical Services		4,674			1,714			7,818			4,464
Total operating revenues, net		212,145			195,543			409,216			374,511
Segment direct expenses (1)
Oil and Gas (2)		103,450			97,824			200,824			190,697
Air Medical		62,726			60,376			122,105			114,372
Technical Services		4,246			1,890			6,187			3,711
Total direct expenses		170,422			160,090			329,116			308,780
Segment selling, general and administrative expenses
Oil and Gas		1,489			1,027			2,523			1,940
Air Medical		2,936			1,909			5,089			3,749
Technical Services		1			—			3			—
Total segment selling, general and administrative expenses		4,426			2,936			7,615			5,689
Total segment expenses		174,848			163,026			336,731			314,469
Net segment profit (loss)
Oil and Gas		23,105			22,119			50,672			41,164
Air Medical		13,765			10,574			20,185			18,125
Technical Services		427			(176	)		1,628			753
Total		37,297			32,517			72,485			60,042
Other, net (3)		(73	)		14,353			(1,055	)		14,480
Unallocated selling, general and administrative costs (1)		(7,234	)		(7,088	)		(13,373	)		(12,601	)
Interest expense		(7,673	)		(7,257	)		(15,037	)		(14,666	)
Loss on debt extinguishment		(617	)		—			(29,833	)		—
Earnings before income taxes	$	21,700		$	32,525		$	13,187		$	47,255

(1) Included in direct expenses and unallocated selling, general, and administrative costs are the depreciation and amortization expense amounts below:

(2) Includes Equity in loss of unconsolidated affiliate.

(3) Consists of gains on disposition of property and equipment and impairments, and other income

Depreciation and Amortization Expense Included in Direct Expenses and Unallocated Selling, General, and Administrative Costs

Included in direct expenses and unallocated selling, general, and administrative costs are the depreciation and amortization expense amounts below:

	Quarter Ended June 30,				Six Months Ended June 30,
	2014		2013		2014		2013
Oil and Gas	$	7,384	$	6,814	$	14,237	$	13,303
Air Medical		3,232		2,837		6,308		5,503
Technical Services		88		12		175		31
Total	$	10,704	$	9,663	$	20,720	$	18,837
Unallocated SG&A	$	1,752	$	963	$	3,099	$	2,026