Business Segments (Tables)

12 Months Ended

Dec. 31, 2011

Segment Information

Schedule of segments identified on the basis of the entity's organizational structure and internal reporting

	Year Ended December 31,
(in thousands)	2011			2010			2009
Medical Equipment Outsourcing
Net Sales	$	275,910		$	245,145		$	232,623
Medical equipment depreciation		68,032			69,496			64,267
Gross margin		110,175			89,439			84,803
Assets		461,285			409,315			420,940
Amortization		17,252			11,625			11,793
Technical and Professional Services
Net Sales		54,058			44,426			42,395
Gross margin		13,540			12,736			11,856
Assets		84,483			85,175			85,867
Amortization		692			692			692
Medical Equipment Sales and Remarketing
Net Sales		25,188			22,541			22,186
Gross margin		5,454			6,199			4,009
Assets		18,603			18,603			18,603
Corporate and Unallocated
Assets		372,561			319,935			309,993
Amortization and Depreciation		10,636			9,926			10,295
Capital Expenditures		87,118			76,998			53,527
Total Company Assets, Amortization and Depreciation and Capital Expenditures
Assets		936,932			833,028			835,403
Amortization and Depreciation		96,612			91,739			87,047
Capital Expenditures		87,118			76,998			53,527
Total Gross Margin and Reconciliation to Loss Before Income Taxes
Total gross margin	$	129,169		$	108,374		$	100,668
Selling, general and administrative		100,948			89,336			84,225
Acquisiton and integration expense		3,483			—			—
Interest expense		55,020			46,457			46,505
Loss before income taxes	$	(30,282	)	$	(27,419	)	$	(30,062	)