Commitments and Contingencies - Additional Information (Detail)	6 Months Ended	12 Months Ended			1 Months Ended	6 Months Ended					12 Months Ended
	Jun. 30, 2013 USD ($)	Dec. 31, 2012 USD ($)	Nov. 01, 2012 sqft	Dec. 31, 2011 USD ($)	Apr. 26, 2013 California [Member] USD ($) Y sqft	Jun. 30, 2013 Perfectproof [Member] USD ($)	Jun. 30, 2013 Perfectproof [Member] EUR (€)	Jun. 30, 2013 Kerajet [Member] USD ($)	Jun. 30, 2013 Kerajet [Member] EUR (€)	Jun. 30, 2013 Entrac, Cretaprint, Streamline, Alphagraph, And Metrics [Member] USD ($)	Dec. 31, 2012 Entrac and Alphagraph [Member] USD ($)
Business Acquisition, Contingent Consideration [Line Items]
Fair value of earnouts	$ 29,627,000	$ 38,050,000		$ 8,704,000
Contingent liability, current	21,200,000
Contingent liability, noncurrent	8,400,000
Maximum Potential Earnout Payment Undiscounted	5,400,000
Fair value of contingent consideration decreased										(1,600,000)	(2,100,000)
Earnout interest accretion	800,000	1,700,000
Stop loss deductible	125,000
Contingent liability accrued	1,558,000	1,375,000		1,640,000
Area of real estate property			294,000		119,000
Total cash paid to acquire facility					21,500,000
Additional build-out and construction costs	200,000				15,000,000
Lease term					15
Area of leased property					58,000
Lease base rent plus other charges and expenses					18,400,000
Building and tenant improvement costs					4,500,000
Imputed financing obligation	11,000,000
Damages claimed						1,200,000	600,000	3,300,000	2,500,000
Additional damages claimed							300,000
Estimated loss, minimum						1
Estimated loss, maximum						$ 1,200,000