Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2018	Jan. 31, 2017	Jan. 31, 2016
OPERATING ACTIVITIES:
Net income	$ 41,019	$ 20,192	$ 4,848
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	12,743	13,169	13,856
Amortization of intangible assets	2,059	2,267	3,280
Goodwill impairment loss	0	0	11,497
Long-lived asset impairment loss	259	87	3,826
Change in fair value of acquisition-related contingent consideration	457	36	(1,488)
Loss (income) from equity investments	114	72	(83)
Deferred income taxes	(787)	307	(6,039)
Share-based compensation expense	3,725	3,071	2,311
Other operating activities, net	2,053	2,390	2,112
Change in operating assets and liabilities	(16,681)	7,045	9,888
Net cash provided by operating activities	44,961	48,636	44,008
INVESTING ACTIVITIES:
Capital expenditures	(12,011)	(4,796)	(13,046)
Proceeds (payments) related to business acquisitions	(13,267)	0	351
Maturities of investments	250	250	250
Purchases of investments	(273)	(750)	(250)
Payments for (proceeds from) productive assets	(333)	1,188	2,124
Other investing activities, net	(41)	(534)	(503)
Net cash used in investing activities	(25,675)	(4,642)	(11,074)
FINANCING ACTIVITIES:
Dividends paid	(18,685)	(18,839)	(19,426)
Payments for common shares repurchased	(10,000)	(7,702)	(29,338)
Payment of acquisition-related contingent liabilities	(408)	(354)	(814)
Debt issuance costs paid	0	0	(548)
Restricted stock units vested and issued	(237)	(256)	(458)
Payments for stock options exercised net of shares surrendered for employee taxes	(290)	0	(85)
Other financing activities, net	(101)	0	(15)
Net cash used in financing activities	(29,721)	(27,151)	(50,684)
Effect of exchange rate changes on cash	322	23	(417)
Net increase (decrease) in cash and cash equivalents	(10,113)	16,866	(18,167)
Cash and cash equivalents at beginning of year	50,648	33,782	51,949
Cash and cash equivalents at end of year	$ 40,535	$ 50,648	$ 33,782