CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Thousands	Total	Common Stock	Treasury Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income	Parent	Noncontrolling Interest
BALANCE at Dec. 31, 2013	$ 743,677	$ 31,120		$ 289,668	$ 426,328	$ (44,374)	$ 702,742	$ 40,935
Common stock shares beginning at Dec. 31, 2013		46,681,000
Total comprehensive income	41,605				63,678	(24,028)	39,650	1,955
Acquisition of noncontrolling interest	338							338
Dividends to noncontrolling interest	(1,336)							(1,336)
Common stock issued for share-based plans	5,761	$ 609		5,152			5,761
Common stock issued for share-based plans, shares		910,000
Net excess tax benefit from share-based compensation	6,018			6,018			6,018
Share-based compensation	14,104			14,104			14,104
BALANCE at Dec. 31, 2014	810,167	$ 31,729		314,942	490,006	(68,402)	768,275	41,892
Common stock shares ending at Dec. 31, 2014		47,591,000
Total comprehensive income	10,499				24,274	(16,014)	8,260	2,239
Acquisition of noncontrolling interest	3,521							3,521
Common stock issued for share-based plans	10,198	$ 675		9,523			10,198
Common stock issued for share-based plans, shares		1,023,000
Net excess tax benefit from share-based compensation	(4,029)			(4,029)			(4,029)
Stock buyback	$ (11,009)		$ (11,009)				(11,009)
Stock buyback, shares	(466,010)		(466,000)
Share-based compensation	$ 18,970			18,970			18,970
Restricted awards related to Pericom acquisition	4,680			4,680			4,680
BALANCE at Dec. 31, 2015	$ 842,997	$ 32,404	$ (11,009)	344,086	514,280	(84,416)	795,345	47,652
Common stock shares ending at Dec. 31, 2015	48,148,077	48,614,000	(466,000)
Total comprehensive income	$ (9,773)				15,935	(28,250)	(12,315)	2,542
Dividends to noncontrolling interest	(5,746)							(5,746)
Common stock issued for share-based plans	120	$ 515		(395)			120
Common stock issued for share-based plans, shares		762,000
Net excess tax benefit from share-based compensation	(567)			(567)			(567)
Stock buyback	$ (18,014)		$ (18,014)				(18,014)
Stock buyback, shares	(691,196)		(691,000)
Share-based compensation	$ 13,978			13,978			13,978
Tax related to net share settlement	(2,528)			(2,528)			(2,528)
BALANCE at Dec. 31, 2016	$ 820,467	$ 32,919	$ (29,023)	$ 354,574	$ 530,215	$ (112,666)	$ 776,019	$ 44,448
Common stock shares ending at Dec. 31, 2016	48,219,376	49,376,000	(1,157,000)