SEGMENT INFORMATION (Tables)

6 Months Ended

Jun. 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						Six Months Ended
	June 30,						June 30,
	2013			2012			2013			2012
Provision for contractual discounts		60	%		60	%		60	%		59	%
Provision for uncompensated care		9	%		5	%		9	%		7	%

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,
	2013			2012			2013			2012
Insurance		73	%		61	%		72	%		60	%
Medicare		18	%		22	%		19	%		24	%
Medicaid		8	%		16	%		8	%		15	%
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, 2013 and 2012 is as follows:

	Quarter Ended						Six Months Ended
	June 30,						June 30,
	2013			2012			2013			2012
	(Thousands of dollars)						(Thousands of dollars)
Segment operating revenues
Oil and Gas	$	120,970		$	104,421		$	233,801		$	197,373
Air Medical		72,859			54,399			136,246			96,553
Technical Services		1,714			1,734			4,464			4,679
Total operating revenues, net		195,543			160,554			374,511			298,605
Segment direct expenses (1)
Oil and Gas (2)		97,824			89,252			190,697			169,266
Air Medical		60,376			42,847			114,372			80,003
Technical Services		1,890			1,989			3,711			3,521
Total direct expenses		160,090			134,088			308,780			252,790
Segment selling, general and administrative expenses
Oil and Gas		1,027			911			1,940			1,808
Air Medical		1,909			1,720			3,749			3,375
Technical Services		—			—			—			1
Total selling, general and administrative expenses		2,936			2,631			5,689			5,184
Total direct and selling, general and administrative expenses		163,026			136,719			314,469			257,974
Net segment profit (loss)
Oil and Gas		22,119			14,258			41,164			26,299
Air Medical		10,574			9,832			18,125			13,175
Technical Services		(176	)		(255	)		753			1,157
Total		32,517			23,835			60,042			40,631
Other, net (3)		14,353			736			14,480			1,053
Unallocated selling, general and administrative costs (1)		(7,088	)		(7,041	)		(12,601	)		(13,324	)
Interest expense		(7,257	)		(7,440	)		(14,666	)		(14,640	)
Earnings  before income taxes	$	32,525		$	10,090		$	47,255		$	13,720

(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				Six Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
Oil and Gas	$	6,814	$	5,738	$	13,303	$	11,528
Air Medical		2,837		2,354		5,503		4,665
Technical Services		12		22		31		45
Total	$	9,663	$	8,114	$	18,837	$	16,238
Unallocated SG&A	$	963	$	266	$	2,026	$	545