Condensed Consolidated Statement of Shareholders' Equity Statement - USD ($) $ in Thousands	Total	Common shares	Additional paid-in capital	Common shares subscribed, unissued	Retained earnings	Accumulated other comprehensive income (loss), net of tax	Common shares held in treasury	Common shares subscription receivable
Stockholders' equity	$ 103,840	$ 38,379	$ 135,897	$ 0	$ 239,979	$ (4,173)	$ 306,242
Net income	49,031				49,031
Change in 401KSOP and ESOP related shares	1,810	19	1,840		(49)
Shares sold to employees	21,337		11,714				9,623
Options exercised	1,620		(1,122)				2,742
Subscription shares	6,086		1,554	23,954			1,212	$ (20,634)
Stock-based compensation	$ 4,228		4,228
Dividends, per share	$ 0.058
Dividends	$ (2,682)				(2,682)
Other Comprehensive Income (Loss), Net of Tax	(2,666)					(2,666)
Shares purchased	(45,867)						(45,867)
Stockholders' equity	119,235	38,645	151,752	0	266,745	(4,829)	(333,611)	533
Net income	20,464				20,464
Change in 401KSOP and ESOP related shares	(4,461)	(247)	(4,215)		1
Shares sold to employees	5,977		3,354				2,623
Options exercised	172		35				137
Subscription shares	5,553		1,554	23,954			1,212	(21,167)
Stock-based compensation	$ 1,631		1,631
Dividends, per share	$ 0.020
Dividends	$ (931)				(931)
Other Comprehensive Income (Loss), Net of Tax	(2,010)					(2,010)
Shares purchased	(8,893)						(8,893)
Stockholders' equity	136,737	38,398	154,111	23,954	286,279	(6,839)	338,532	20,634
Stockholders' equity	129,800	38,550	162,828	23,864	293,993	(5,588)	363,502	20,345
Net income	58,736				58,736
Change in 401KSOP and ESOP related shares	(11,557)	443	7,951		(19,951)
Shares sold to employees	24,950		11,036				13,914
Options exercised	1,729		(1,639)				3,368
Subscription shares	3,528		640	(1,122)			559	3,451
Stock-based compensation	$ 3,997		3,997
Dividends, per share	$ 0.060
Dividends	$ (2,807)				(2,807)
Other Comprehensive Income (Loss), Net of Tax	(58)					(58)
Shares purchased	(49,836)						(49,836)
Stockholders' equity	145,407	39,083	182,039	23,493	310,348	(5,133)	(385,081)	(19,342)
Net income	20,697
Change in 401KSOP and ESOP related shares	(1,049)	(90)	(960)
Shares sold to employees	4,389		1,831				2,558
Options exercised	69		11				58
Subscription shares	2,071		198	(751)			176	2,448
Stock-based compensation	$ 1,694		1,694
Dividends, per share	$ 0.020
Dividends	$ (1,075)				(1,075)
Other Comprehensive Income (Loss), Net of Tax	(513)					(513)
Shares purchased	(13,208)						(13,208)
Stockholders' equity	$ 158,482	$ 38,993	$ 184,813	$ 22,742	$ 329,971	$ (5,646)	$ 395,497	$ 16,894