Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Cash flows from operating activities:
Net income	$ 13,402	$ 19,818
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	11,724	11,950
Deferred income taxes	8,887	12,764
Amortization of debt issue costs	579	595
Amortization of syndication contracts	289	262
Payments on syndication contracts	(270)	(377)
Non-cash stock-based compensation	2,634	2,684
Changes in assets and liabilities:
(Increase) decrease in accounts receivable	5,804	2,845
(Increase) decrease in prepaid expenses and other assets	(952)	(1,078)
Increase (decrease) in accounts payable, accrued expenses and other liabilities	(3,192)	(2,579)
Net cash provided by operating activities	38,905	46,884
Cash flows from investing activities:
Purchases of short-term investments	(30,000)
Proceeds from maturity of short term investments	30,000
Purchases of investments	(250)
Purchases of property and equipment and intangibles	(6,960)	(11,546)
Net cash used in investing activities	(7,210)	(11,546)
Cash flows from financing activities:
Proceeds from stock option exercises	1,885	1,814
Payments on long-term debt	(2,813)	(2,813)
Dividends paid	(8,371)	(6,591)
Payment of contingent consideration		(1,000)
Net cash used in financing activities	(9,299)	(8,590)
Net increase in cash and cash equivalents	22,396	26,748
Cash and cash equivalents:
Beginning	47,924	31,260
Ending	70,320	58,008
Cash payments for:
Interest	11,040	9,173
Income taxes	$ 534	$ 703