DETAILS OF CERTAIN BALANCE SHEET ACCOUNTS

Accounts receivable, net:



	March 31,			December 31,
(in thousands)	2017			2017
Accounts receivable	$	184,759		$	196,175
Provisions for returns	(10,541		)	(11,438		)
Provisions for promotions, rebates, and other	(32,438		)	(39,886		)
Provisions for doubtful accounts and sales allowances	(603		)	(932		)
Accounts receivable, net	$	141,177		$	143,919

Inventory, net:



	March 31,		December 31,
(in thousands)	2017		2017
Raw materials	$	20,260	$	23,485
Work in process	215		243
Finished goods	34,981		40,846
Inventory, net	$	55,456	$	64,574

Accrued Liabilities:



	March 31,		December 31,
(in thousands)	2017		2017
Employee compensation and benefits	$	36,415	$	23,719
Accrued interest on 5.50% Senior Notes	10,407		3,419
Warranty obligation	6,863		7,418
VAT/Sales tax payable	5,433		6,182
Derivative liabilities	1,323		4,425
Accrued other	13,844		16,743
Accrued liabilities	$	74,285	$	61,906

The Company's warranty obligation is included as a component of accrued liabilities on the condensed consolidated balance sheets. Changes in the warranty obligation during the nine months ended December 31, 2016 and 2017 were as follows:



	Nine Months Ended December 31,
(in thousands)	2016			2017
Warranty obligation at beginning of period	$	8,537		$	8,697
Warranty provision related to products shipped	7,248			7,367
Deductions for warranty claims processed	(7,246		)	(7,711		)
Adjustments related to preexisting warranties	408			1,086
Warranty obligation at end of period⁽¹⁾	$	8,947		$	9,439

⁽¹⁾Includes both short-term and long-term portion of warranty obligation; the prior table shows only the short-term portion included in accrued liabilities on our condensed consolidated balance sheet. The long-term portion is included in other long-term liabilities.