Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2012

Components of Accrued Expenses

	March 31,		December 31,
	2012		2011
Salaries and benefits	$	851,581	$	961,587
Product warranties		263,181		254,554
Partner rebates		138,267		167,813
Restructuring, current (See Note 13)		62,896		61,541
Derivatives		40,185		50,963
Other		890,143		858,521
	$	2,246,253	$	2,354,979

Activity in Warranty Accrual for Product Warranty

	For the Three Months Ended
	March 31,		March 31,
	2012		2011
Balance, beginning of the period	$	254,554	$	236,131
Provision		48,253		45,825
Amounts charged to the accrual		(39,626)		(38,322)
Balance, end of the period	$	263,181	$	243,634