Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2017	Jan. 31, 2016	Jan. 31, 2015
OPERATING ACTIVITIES:
Net income	$ 20,192	$ 4,848	$ 31,796
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	13,169	13,856	14,761
Amortization of intangible assets	2,267	3,280	2,608
Goodwill impairment loss	0	11,497	0
Long-lived asset impairment loss	87	3,826	0
Change in fair value of acquisition-related contingent consideration	36	(1,488)	714
Loss (income) from equity investments	72	(83)	(28)
Deferred income taxes	307	(6,039)	(958)
Share-based compensation expense	3,071	2,311	4,213
Other operating activities, net	2,390	2,112	(996)
Change in operating assets and liabilities	7,045	9,888	7,973
Net cash provided by operating activities	48,636	44,008	60,083
INVESTING ACTIVITIES:
Capital expenditures	(4,796)	(13,046)	(17,041)
Proceeds (payments) related to business acquisitions	0	351	(12,472)
Maturities of investments	250	250	500
Purchases of investments	(750)	(250)	(750)
Proceeds from sale of assets	1,188	2,124	0
Other investing activities, net	(534)	(503)	(223)
Net cash used in investing activities	(4,642)	(11,074)	(29,986)
FINANCING ACTIVITIES:
Dividends paid	(18,839)	(19,426)	(18,519)
Payments for common shares repurchased	(7,702)	(29,338)	0
Proceeds from revolving line of credit	0	0	2,127
Payment of revolving line of credit and acquisition-related debt	0	0	(14,116)
Payment of acquisition-related contingent liabilities	(354)	(814)	(533)
Debt issuance costs paid	0	(548)	0
Restricted stock units vested and issued	(256)	(458)	0
Employee stock option exercises net of tax benefit	0	(85)	702
Other financing activities, net	0	(15)	(326)
Net cash used in financing activities	(27,151)	(50,684)	(30,665)
Effect of exchange rate changes on cash	23	(417)	(470)
Net increase (decrease) in cash and cash equivalents	16,866	(18,167)	(1,038)
Cash and cash equivalents at beginning of year	33,782	51,949	52,987
Cash and cash equivalents at end of year	$ 50,648	$ 33,782	$ 51,949