SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

12 Months Ended

Dec. 31, 2012

SUPPLEMENTAL CASH FLOW INFORMATION

Schedule of supplemental cash flow information

	Year Ended December 31,
	2012		2011		2010
	(in thousands)
Cash paid for:
Interest	$	7,630	$	5,068	$	2,594
Income taxes paid, net		8,843		4,712		19,898
Non-cash investing and financing transactions:
Property, equipment, and leasehold improvements accrued in accounts payable and other long-term liabilities		3,076		917		2,309
Obligation incurred in purchase transaction		—		29,447		15,256
Notes payable and capitalized lease obligations incurred		176		11,200		3,827
Conversion of convertible notes to common stock		—		—		27,168
Dividends payable		3,231		1,786		—