CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOW (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jul. 31, 2016	Jul. 31, 2015
Cash flow from operating activities:
Net loss	$ (14,113)	$ (24,712)
Adjustments to reconcile net loss to cash flow from operating activities:
Depreciation and amortization	13,382	20,228
Bad debt expense	1,334	269
Amortization of discount and deferred financing costs	2,072	2,119
Gain on extinguishment of debt		(4,236)
Deferred income taxes	(28)	(3,378)
Equity-based compensation	2,092	2,397
Equity in earnings of affiliates	(1,727)	685
Dividends received from affiliates	2,438	2,926
Restructuring costs	1,460	3,245
Write-down of inventory		7,563
Impairment charges		4,598
Gain from disposal of property and equipment	(253)	(950)
Changes in current assets and liabilities:
Customer receivables	(1,418)	2,775
Costs and estimated earnings in excess of billings on uncompleted contracts	(514)	(3,203)
Inventories	835	1,735
Other current assets	356	3,168
Accounts payable and accrued expenses	(8,851)	(15,171)
Billings in excess of costs and estimated earnings on uncompleted contracts	3,573	(6,171)
Other, net	(1,490)	2,983
Cash used in operating activities	(2,312)	(3,130)
Cash flow from investing activities:
Additions to property and equipment	(7,731)	(9,693)
Proceeds from disposal of property and equipment	1,484	5,882
Release of cash from restricted accounts	1,944	677
Cash used in investing activities	(4,303)	(3,134)
Cash flow from financing activities:
Repayments under revolving loan facilities		(22,039)
Proceeds from 8.0% convertible notes		49,950
Payment of debt issuance costs	(8)	(5,268)
Principal payments under capital lease obligation	(60)	(101)
Purchases and retirement of treasury stock		(342)
Cash (used in) provided by financing activities	(68)	22,200
Effects of exchange rate changes on cash	55	546
Net (decrease) increase in cash and cash equivalents	(6,628)	16,482
Cash and cash equivalents at beginning of period	65,569	21,661
Cash and cash equivalents at end of period	$ 58,941	$ 38,143