XML 24 R4.htm IDEA: XBRL DOCUMENT v2.4.0.6
Condensed Income Statements (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended
Mar. 31, 2012
Mar. 31, 2011
Revenue:    
Sales, net $ 12,432 $ 3,877
Rental income 13,738 10,881
Service and maintenance income 206 296
Total revenue 26,376 15,054
Operating costs and expenses:    
Cost of sales, exclusive of depreciation stated separately below 9,555 2,548
Cost of rentals, exclusive of depreciation stated separately below 5,509 4,362
Cost of service and maintenance, exclusive of depreciation stated separately below 93 137
Selling, general, and administrative expense 1,810 1,386
Depreciation and amortization 3,787 3,292
Total operating costs and expenses 20,754 11,725
Operating income 5,622 3,329
Other income (expense):    
Interest expense (3) (9)
Other income (expense) 39 708
Total other income (expense) 36 699
Income before provision for income taxes 5,658 4,028
Provision for income taxes 2,150 1,531
Net income $ 3,508 $ 2,497
Earnings per share:    
Basic $ 0.29 $ 0.21
Diluted $ 0.29 $ 0.20
Weighted average shares outstanding:    
Basic 12,169 12,175
Diluted 12,262 12,285