Consolidated Statement of Stockholders' Equity (Unaudited) - 3 months ended Mar. 31, 2018 - USD ($) $ in Thousands	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Noncontrolling Interest	Total
Balance at Dec. 31, 2017	$ 98	$ 263,835	$ 102,391	$ (2,146)	$ 701	$ 364,879
Comprehensive income:
Net income			9,577		61	9,638
Other comprehensive loss				(3,401)		(3,401)
Stock compensation expense		1,220				1,220
Exercise of stock options, net		427				427
Issuance of common stock		51				51
Purchase and retirement of common stock	(1)	(8,063)				(8,064)
Distribution from noncontrolling interest					(99)	(99)
Adoption of ASU 2016-01 (See Notes 1 and 5)			937	(937)
Balance at Mar. 31, 2018	$ 97	$ 257,470	$ 112,905	$ (6,484)	$ 663	$ 364,651