XML 33 R42.htm IDEA: XBRL DOCUMENT v2.4.0.8
Acquisitions (Detail)
 0 Months Ended 4 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended 0 Months Ended 12 Months Ended
Dec. 31, 2013
USD ($)
Dec. 31, 2012
USD ($)
Mar. 31, 2012
USD ($)
Feb. 21, 2011
SM Canada [Member]
CAD
Jun. 30, 2012
SM Canada [Member]
USD ($)
Dec. 31, 2013
SM Canada [Member]
USD ($)
Mar. 31, 2012
SM Canada [Member]
USD ($)
Mar. 31, 2012
SM Canada [Member]
CAD
May 25, 2011
Cejon Acquisition [Member]
USD ($)
Dec. 31, 2013
Cejon Acquisition [Member]
USD ($)
Dec. 31, 2012
Cejon Acquisition [Member]
USD ($)
Dec. 31, 2011
Cejon Acquisition [Member]
USD ($)
May 20, 2011
Topline Acquisition [Member]
USD ($)
Dec. 31, 2012
Topline Acquisition [Member]
USD ($)
Dec. 31, 2011
Topline Acquisition [Member]
USD ($)
Adjustment to purchase price of acquisition     $ 2,681,000           $ 836       $ 0    
Payments to Acquire Businesses, Gross       26,686,000         29,502,000       56,128,000    
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High             37,000 38,000,000 25,000,000            
Proceeds from (Payments for) Other Financing Activities           4,529       5,139 5,000     13,600  
Business Acquisition, Contingent Consideration, at Fair Value 24,100,000 30,409,000       19,360,000                  
Business Acquisition, Purchase Price Allocation, Goodwill, Expected Tax Deductible Years           15 years       15 years          
Business Combination, Acquisition Related Costs         951,000             531,000     529,000
Financing Receivable, Gross             3,171,000 3,107,000              
Business Combination Contingent Consideration Arrangements Range Of Perfomance Indicators Value High                 11,000,000            
Business Combination Contingent Consideration Arrangements Range Of Outcomes Value High Tier Two                 $ 33,000,000