UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
OPERATING ACTIVITIES:
Net income	$ 13,953	$ 8,176
Adjustments to reconcile net income to net cash provided by operating activities - net of acquisitions and divestitures
Depreciation	1,732	1,885
Amortization of intangibles	3,210	2,819
Compensation expense for restricted stock	601	554
Tax benefit related to exercise of stock options and vesting of restricted stock	(97)	(250)
Deferred income taxes	1,908	(173)
Gain on sale of property and equipment	0	(188)
Changes in operating assets and liabilities, net of assets and liabilities acquired in business combinations:
Trade accounts receivable	(14,944)	(8,830)
Inventories	(1,775)	9,336
Prepaid expenses and other current assets	(1,479)	(1,362)
Accounts payable and accrued expenses	13,161	8,525
Net cash provided by operating activities	16,270	20,492
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchase of property and equipment	(2,631)	(384)
Purchase of businesses, net of cash acquired	0	(10,965)
Conversion of convertible notes to common stock	0	4,500
Proceeds from the sale of business	0	1,428
Net cash used in investing activities	(2,631)	(5,421)
CASH FLOWS FROM FINANCING ACTIVITIES:
Proceeds from debt	104,135	45,098
Principal payments on revolving line of credit and other long-term debt	(117,456)	(58,816)
Dividends paid in cash	(45)	(45)
Proceeds from exercise of stock options	0	125
Issuance of common stock	0	10
Tax benefit related to exercise of stock options and vesting of restricted stock	97	250
Net cash used in financing activities	(13,269)	(13,378)
INCREASE IN CASH	370	1,693
CASH AT BEGINNING OF PERIOD	770	2,344
CASH AT END OF PERIOD	$ 1,140	$ 4,037