Summary of Significant Accounting Policies (Tables)

6 Months Ended

Jun. 30, 2012

Summary Of Net Revenues By Product Category

Net Revenues: The following table sets forth, for the periods indicated, a summary of the Company’s net revenues by product category:

	For The Three Months Ended June 30,				For The Six Months Ended June 30,
	2012		2011		2012		2011
	(In thousands)				(In thousands)
Respiratory and other chronic therapies	$	445,054	$	403,022	$	894,598	$	789,042
DME, infusion and enteral therapies		51,109		46,011		102,443		91,558
Total	$	496,163	$	449,033	$	997,041	$	880,600

Schedule Of Operating Expenses By Category

Operating expenses for the interim periods of 2012 and 2011 within these major categories were as follows:

Operating Expenses (in thousands)

	For The Three Months Ended June 30,				For The Six Months Ended June 30,
	2012		2011		2012		2011
Salary and related	$	72,640	$	67,826	$	147,357	$	134,256
Facilities		15,612		12,796		32,022		28,561
Vehicles		14,533		13,756		29,553		26,420
General supplies/miscellaneous		9,092		7,811		17,927		14,859
Total	$	111,877	$	102,189	$	226,859	$	204,096