The following table provides a summary of activity with respect to the Company’s sales allowances and accruals during 2014, 2013 and 2012 (amounts in thousands):



	Cash Discounts			Returns			Chargebacks			Rebates			Fees-for- Service
Balance at January 1, 2012	$	1,849		$	3,871		$	15,640		$	1,170		$	3,269
Allowances for sales during 2012	12,240			854			68,179			—			9,914
Allowances for prior year sales	—			—			—			—			—
Actual credits issued for prior year’s sales	(1,849		)	(3,612		)	(9,673		)	(1,170		)	(2,885		)
Actual credits issued for sales during 2012	(10,230		)	—			(59,303		)	—			(6,721		)
Balance at December 31, 2012	2,010			1,113			14,843			—			3,577
Allowances for sales during 2013	15,943			2,524			130,374			—			12,059
Allowances for prior year sales	—			—			—			—			—
Actual credits issued for prior year’s sales	(1,871		)	(1,204		)	(10,244		)	—			(3,049		)
Actual credits issued for sales during 2013	(13,420		)	—			(109,933		)	—			(9,460		)
Balance at December 31, 2013	2,662			2,433			25,040			—			3,127
Allowances for sales during 2014	18,299			5,836			175,001			—			12,453
Allowances for prior year sales	—			—			—			—			—
Actual credits issued for prior year’s sales	(2,411		)	(1,724		)	(25,888		)				(3,246		)
Actual credits issued for sales during 2014	(14,408		)	(3,196		)	(129,754		)	—			(11,410		)
Balance at December 31, 2014	$	4,142		$	3,349		$	44,399		$	—		$	924