Condensed Consolidated Statement of Stockholders' Equity - 3 months ended Mar. 31, 2017 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	AOCI Attributable to Parent	Treasury Stock	Retained Earnings	Parent	Noncontrolling Interest
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Beginning Balance at Dec. 31, 2016	$ 439,256	$ 18,620	$ 126,468	$ (6,964)	$ (17,483)	$ 315,918	$ 436,559	$ 2,697
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest	5,006					4,936	4,936	70
Other Comprehensive Income (Loss), Net of Tax, Total	2,521			2,521			2,521	0
Treasury Stock, Value, Acquired, Cost Method	(14,402)				(14,402)		(14,402)	0
Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition	66		66				66	0
Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Ending Balance at Mar. 31, 2017	$ 432,447	$ 18,620	$ 126,534	$ (4,443)	$ (31,885)	$ 320,854	$ 429,680	$ 2,767