CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) In Thousands, except Share data, unless otherwise specified	Common Stock	Treasury Stock	Additional Paid-In Capital	Retained Earnings (Deficit)	Non-Controlling Interests	Total
BALANCE at Dec. 31, 2012	$ 411	$ (41,012)	$ 317,534	$ (6,528)	$ 16,901	$ 287,306
BALANCE (in shares) at Dec. 31, 2012	41,123,365	(3,879,299)
Increase (Decrease) in Stockholders' Equity
Net income				27,269	1,287	28,556
Issuance of Stock:
Issuance of shares for options exercised including tax benefit		4,711	522			5,233
Issuance of shares for options exercised including tax benefit (in shares)		439,762
Issuance of restricted stock		1,301	(1,301)
Issuance of restricted stock (in shares)		122,375
Shares received in lieu of tax withholding payment on vested restricted stock		(631)				(631)
Shares received in lieu of tax withholding payment on vested restricted stock (in shares)		(45,266)
Tax benefit from vesting of restricted stock			184			184
Forfeiture of unvested restricted stock		(5)	5
Forfeiture of unvested restricted stock (in shares)		(469)
Stock-based compensation			3,041			3,041
Dividends			(1,862)	(5,973)		(7,835)
Share repurchase		(1,832)				(1,832)
Share repurchase (in shares)		(125,541)
BALANCE at Dec. 31, 2013	411	(37,468)	318,123	14,768	18,188	314,022
BALANCE (in shares) at Dec. 31, 2013	41,123,365	(3,488,438)
Increase (Decrease) in Stockholders' Equity
Net income				12,381	4,397	16,778
Issuance of Stock:
Issuance of shares for options exercised including tax benefit		911	158			1,069
Issuance of shares for options exercised including tax benefit (in shares)		84,119
Issuance of restricted stock		1,243	(1,243)
Issuance of restricted stock (in shares)		115,044
Shares received in lieu of tax withholding payment on vested restricted stock		(531)				(531)
Shares received in lieu of tax withholding payment on vested restricted stock (in shares)		(34,657)
Tax benefit from vesting of restricted stock			133			133
Stock-based compensation			2,488			2,488
Dividends				(6,212)		(6,212)
Distribution to noncontrolling interest (unaudited)					(4,713)	(4,713)
Share repurchase		(6,282)				(6,282)
Share repurchase (in shares)		(426,687)				(400,000)
BALANCE at Sep. 30, 2014	$ 411	$ (42,127)	$ 319,659	$ 20,937	$ 17,872	$ 316,752
BALANCE (in shares) at Sep. 30, 2014	41,123,365	(3,750,619)