

	Balance at Beginning of Period		Charged to Cost and Expense ⁽¹⁾		Charged to Other Accounts ⁽²⁾			Write-Offs Write-Downs and Deductions			Acquisitions and Other ⁽³⁾		Foreign Currency Translation			Balance at End of Period
	(In thousands)
Year Ended December 31, 2015:
Allowance for doubtful accounts	$	27,256	$	16,225	$	—		$	(526	)	$	—	$	(3,450	)	$	39,505
Allowance for excess slow-moving and obsolete inventory	34,573		8,078		—			(2,225		)	—		(4,298		)	36,128
Valuation allowance for deferred tax assets	159,252		11,461		(3,862		)	(2,845		)	—		(2,976		)	161,030
Year Ended December 31, 2014:
Allowance for doubtful accounts	$	31,282	$	2,950	$	—		$	(4,100	)	$	—	$	(2,876	)	$	27,256
Allowance for excess slow-moving and obsolete inventory	32,773		8,748		—			(5,098		)	—		(1,850		)	34,573
Valuation allowance for deferred tax assets	360,910		11,933		(65,999		)	(146,177		)	1,356		(2,771		)	159,252
Year Ended December 31, 2013:
Allowance for doubtful accounts	$	16,464	$	12,707	$	—		$	—		$	2,753	$	(642	)	$	31,282
Allowance for excess slow-moving and obsolete inventory	9,221		21,629		—			(2,026		)	4,207		(258		)	32,773
Valuation allowance for deferred tax assets	357,638		30,554		(27,233		)	(3,373		)	4,925		(1,601		)	360,910


⁽¹⁾	Amounts charged to expense are net of recoveries for the respective period.


⁽²⁾	Represents amount charge to Accumulated other comprehensive loss and, for the year ended December 31, 2014, includes reclassifications to deferred tax asset accounts.

⁽³⁾

The valuation allowance for deferred tax assets during the year ended December 31, 2013 reflects the impact of retrospective adjustments recorded during the year ended December 31, 2014. The valuation allowance for deferred tax assets during the year ended December 31, 2014 reflects the impact of retrospective adjustments recorded during the year ended December 31, 2015. See Note 4, “Acquisitions” for further discussion.