Condensed Consolidated Statements of Stockholders' Equity Condensed Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Treasury Stock [Member]	Accumulated Other comprehensive Income (Loss) [Member]
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock, shares, outstanding		109,682
Total stockholders' equity	$ 272,443	$ 1,097	$ 831,271	$ 798,743	$ (1,347,677)	$ (10,991)
Net earnings	(19,843)	0	0	(19,843)	0	0
Total other comprehensive (loss) income	1,648	$ 0	0	0	0	1,648
Exercise of stock options, shares		36
Exercise of stock options	374	$ 0	374	0	0	0
Vesting of restricted share units, shares		66
Vesting of restricted share units	(1)	$ 0	(1)	0	0	0
Shares withheld for employee taxes on awards vested & exercised	(195)	0	(195)	0	0	0
Stock-based compensation	1,862	$ 0	1,862	0	0	0
Common stock, shares, outstanding		109,784
Total stockholders' equity	254,977	$ 1,097	833,311	777,589	(1,347,677)	(9,343)
ASU adoption adjustment	(1,311)	0	0	(1,311)	0	0
Net earnings	13,753	0	0	13,753	0	0
Total other comprehensive (loss) income	(2,125)	$ 0	0	0	0	(2,125)
Exercise of stock options, shares		61
Exercise of stock options	597	$ 1	596	0	0	0
Vesting of restricted share units, shares		25
Vesting of restricted share units	0	$ 0	0	0	0	0
Stock-based compensation	1,133	$ 0	1,133	0	0	0
Common stock, shares, outstanding		109,870
Total stockholders' equity	268,335	$ 1,098	835,040	791,342	(1,347,677)	(11,468)
Net earnings	12,918	0	0	12,918	0	0
Total other comprehensive (loss) income	900	$ 0	0	0	0	900
Exercise of stock options, shares		9
Exercise of stock options	94	$ 0	94	0	0	0
Vesting of restricted share units, shares		0
Vesting of restricted share units	1	$ 1	0	0	0	0
Stock-based compensation	1,498	$ 0	1,498	0	0	0
Common stock, shares, outstanding		109,879
Total stockholders' equity	283,746	$ 1,099	836,632	804,260	(1,347,677)	(10,568)
Common stock, shares, outstanding		109,910
Total stockholders' equity	286,517	$ 1,099	838,436	805,924	(1,347,677)	(11,265)
Net earnings	7,323	0	0	7,323	0	0
Total other comprehensive (loss) income	521	$ 0	0	0	0	521
Exercise of stock options, shares		284
Exercise of stock options	2,892	$ 3	2,889	0	0	0
Vesting of restricted share units, shares		218
Vesting of restricted share units	0	$ 2	(2)	0	0	0
Shares withheld for employee taxes on awards vested & exercised	(1,734)	0	(1,734)	0	0	0
Stock-based compensation	709	$ 0	709	0	0	0
Common stock, shares, outstanding		110,412
Total stockholders' equity	294,252	$ 1,104	840,298	811,271	(1,347,677)	(10,744)
ASU adoption adjustment	(1,976)	0	0	(1,976)	0	0
Net earnings	94,455	0	0	94,455	0	0
Total other comprehensive (loss) income	(217)	$ 0	0	0	0	(217)
Exercise of stock options, shares		101
Exercise of stock options	1,418	$ 1	1,417	0	0	0
Vesting of restricted share units, shares		49
Vesting of restricted share units	0	$ 0	0	0	0	0
Stock-based compensation	1,982	$ 0	1,982	0	0	0
Common stock, shares, outstanding		110,562
Total stockholders' equity	391,890	$ 1,105	843,697	905,726	(1,347,677)	(10,961)
Net earnings	31,277	0	0		0	0
Total other comprehensive (loss) income	(344)	$ 0	0	0	0
Exercise of stock options, shares		105
Exercise of stock options	1,503	$ 1	1,502	0	0	0
Stock-based compensation	1,952	0	1,952	0	0	0
Dividends declared	(13,707)	$ 0	0	(13,707)	0	0
Merchants Preferred acquisition, shares		439
Merchants Preferred acquisition	19,169	$ 4	19,165	0	0	0
Common stock, shares, outstanding		111,106
Total stockholders' equity	$ 431,740	$ 1,110	$ 866,316	$ 923,296	$ (1,347,677)	$ (11,305)