SEGMENT INFORMATION (Tables)

9 Months Ended

Sep. 30, 2013

Segment Reporting [Abstract]

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

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

	Revenue
	Quarter Ended						Nine Months Ended
	September 30,						September 30,
	2013			2012			2013			2012
Provision for contractual discounts		62	%		50	%		60	%		56	%
Provision for uncompensated care		8	%		17	%		9	%		11	%

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						Nine Months Ended
	September 30,						September 30,
	2013			2012			2013			2012
Insurance		75	%		66	%		73	%		68	%
Medicare		17	%		25	%		18	%		22	%
Medicaid		7	%		8	%		8	%		9	%
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 nine months ended September 30, 2013 and 2012 is as follows:

	Quarter Ended						Nine Months Ended
	September 30,						September 30,
	2013			2012			2013			2012
	(Thousands of dollars)						(Thousands of dollars)
Segment operating revenues
Oil and Gas	$	125,931		$	114,949		$	359,732		$	312,322
Air Medical		73,188			54,004			209,434			150,557
Technical Services		1,643			1,904			6,107			6,583
Total operating revenues, net		200,762			170,857			575,273			469,462
Segment direct expenses (1)
Oil and Gas (2)		99,919			94,563			290,616			263,829
Air Medical		58,924			45,308			173,296			125,311
Technical Services		1,716			1,835			5,427			5,356
Total direct expenses		160,559			141,706			469,339			394,496
Segment selling, general and administrative expenses
Oil and Gas		1,036			1,002			2,976			2,810
Air Medical (3)		2,461			1,698			6,210			5,073
Technical Services		—			—			—			1
Total selling, general and administrative expenses		3,497			2,700			9,186			7,884
Total direct and selling, general and administrative expenses		164,056			144,406			478,525			402,380
Net segment profit (loss)
Oil and Gas		24,976			19,384			66,140			45,683
Air Medical		11,803			6,998			29,928			20,173
Technical Services		(73	)		69			680			1,226
Total		36,706			26,451			96,748			67,082
Other, net (4)		1,561			(439	)		16,041			614
Unallocated selling, general and administrative costs (1)		(6,424	)		(7,084	)		(19,025	)		(20,408	)
Interest expense		(7,631	)		(7,488	)		(22,297	)		(22,128	)
Earnings before income taxes	$	24,212		$	11,440		$	71,467		$	25,160

(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) Includes interest expense.

(4) 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				Nine Months Ended
	September 30,				September 30,
	2013		2012		2013		2012
Oil and Gas	$	6,403	$	6,018	$	19,707	$	17,545
Air Medical		2,873		2,453		8,376		7,118
Technical Services		50		14		81		58
Total	$	9,326	$	8,485	$	28,164	$	24,721
Unallocated SG&A	$	1,235	$	270	$	3,260	$	815