Allowances (Tables)

12 Months Ended

Dec. 31, 2015

Segment Reporting Information [Line Items]

Schedule of Accounts Receivable Reserves

	Allowance for doubtful accounts		Reserve for sales returns and allowances		Reserve for unapplied rebates		Total
	(in thousands)
Beginning balance at December 31, 2012	$	(3,441)	$	(7,086)	$	(2,788)	$	(13,315)
Reduction in revenue		-		(55,784)		(5,420)		(61,204)
Expense		(1,930)		-		-		(1,930)
Recoveries, applied amounts, and write-offs		1,715		57,460		6,761		65,936
Ending balance at December 31, 2013		(3,656)		(5,410)		(1,447)		(10,513)
Reduction in revenue		-		(69,834)		(5,397)		(75,231)
Expense		(12,087)		-		-		(12,087)
Recoveries, applied amounts, and write-offs		2,134		68,030		(4,725)		65,439
Ending balance at December 31, 2014		(13,609)		(7,214)		(11,569)		(32,392)
Reduction in revenue		-		(71,649)		(11,106)		(82,755)
Expense		(26,225)		-		-		(26,225)
Recoveries, applied amounts, and write-offs		3,466		74,224		14,318		92,008
Ending balance at December 31, 2015	$	(36,368)	$	(4,639)	$	(8,357)	$	(49,364)

China [Member]

Segment Reporting Information [Line Items]

Schedule of Accounts Receivable Reserves

	Allowance for doubtful accounts		Reserve for sales returns and allowances		Reserve for unapplied rebates		Total
	(in thousands)
Beginning balance at December 31, 2012	$	(77)	$	(87)	$	(2,865)	$	(3,029)
Reduction in revenue		-		(2,371)		-		(2,371)
Expense		37		-		-		37
Recoveries, applied amounts, and write-offs		16		2,233		1,814		4,063
Ending balance at December 31, 2013		(24)		(225)		(1,051)		(1,300)
Reduction in revenue		-		(6,921)		-		(6,921)
Expense		(8,552)		-		-		(8,552)
Recoveries, applied amounts, and write-offs		136		3,103		(7,572)		(4,333)
Ending balance at December 31, 2014		(8,440)		(4,043)		(8,623)		(21,106)
Reduction in revenue		-		(7,769)		(3,511)		(11,280)
Expense		(23,163)		-		-		(23,163)
Recoveries, applied amounts, and write-offs		1,315		11,618		6,172		19,105
Ending balance at December 31, 2015	$	(30,288)	$	(194)	$	(5,962)	$	(36,444)