Geographic and Segment Information - Reportable Segments (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Net Sales
Total segment net sales	$ 218,084	$ 221,872	$ 202,634	$ 177,002	$ 180,826	$ 200,405	$ 203,679	$ 187,921	$ 819,592	$ 772,831	$ 770,405
Display Solutions [Member]
Net Sales
Total segment net sales									302,230	338,995	305,884
Semiconductor Manufacturing Services [Member]
Net Sales
Total segment net sales									389,813	338,268	405,197
Power Solutions [Member]
Net Sales
Total segment net sales									124,750	92,547	57,273
All other [Member]
Net Sales
Total segment net sales									$ 2,799	$ 3,021	$ 2,051