Consolidated Statement of Changes in Stockholders Equity Statement - USD ($)	Total	Additional Paid-in Capital [Member]
Cumulative Effect of New Accounting Principle in Period of Adoption | Difference between Revenue Guidance in Effect before and after Topic 606 [Member]	$ 1,060,000
Shares, Issued	32,101,793
Common Stock, Value, Issued	$ 320,000
Additional Paid in Capital	347,175,000
Retained Earnings (Accumulated Deficit)	(29,810,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(10,592,000)
Stockholders' Equity Attributable to Parent	307,093,000
Net Income (Loss) Attributable to Parent	(2,630,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(1,636,000)
APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition	$ 967,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	132,620
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	(26,295)
Net Income (Loss) Attributable to Parent	$ (4,621,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	$ (3,215,000)
Shares, Issued	32,208,118
Common Stock, Value, Issued	$ 320,000
Additional Paid in Capital	348,142,000
Retained Earnings (Accumulated Deficit)	(31,380,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(12,228,000)
Stockholders' Equity Attributable to Parent	304,854,000
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	(533,000)
Net Income (Loss) Attributable to Parent	(5,285,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(1,540,000)
APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition	$ 1,729,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	6,173
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	(2,001)
Shares, Issued	32,212,290
Common Stock, Value, Issued	$ 320,000
Additional Paid in Capital	349,338,000
Retained Earnings (Accumulated Deficit)	(36,665,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(13,768,000)
Stockholders' Equity Attributable to Parent	299,225,000
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	(10,000)
Net Income (Loss) Attributable to Parent	3,294,000
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(39,000)
APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition	$ 1,736,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	1,320
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	(1,969)
Shares, Issued	32,211,641
Common Stock, Value, Issued	$ 320,000
Additional Paid in Capital	351,064,000
Retained Earnings (Accumulated Deficit)	(33,371,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(13,807,000)
Stockholders' Equity Attributable to Parent	304,206,000
Cumulative Effect of New Accounting Principle in Period of Adoption | Difference between Revenue Guidance in Effect before and after Topic 606 [Member]	$ (1,741,000)
Shares, Issued	32,220,080
Common Stock, Value, Issued	$ 320,000
Additional Paid in Capital	352,733,000
Retained Earnings (Accumulated Deficit)	(17,159,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(13,183,000)
Stockholders' Equity Attributable to Parent	322,711,000
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	(687,000)
Stock Issued During Period, Value, Restricted Stock Award, Gross	(4,000)	$ (4,000)
Net Income (Loss) Attributable to Parent	(6,818,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(234,000)
APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition	$ 1,974,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	185,052
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	(41,912)
Net Income (Loss) Attributable to Parent	$ (6,226,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	$ (178,000)
Shares, Issued	32,363,220
Common Stock, Value, Issued	$ 324,000
Additional Paid in Capital	354,016,000
Retained Earnings (Accumulated Deficit)	(25,718,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(13,417,000)
Stockholders' Equity Attributable to Parent	315,205,000
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	(21,000)
Net Income (Loss) Attributable to Parent	(3,014,000)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(2,234,000)
APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition	$ 2,329,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	9,096
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	(2,338)
Shares, Issued	32,369,978
Common Stock, Value, Issued	$ 324,000
Additional Paid in Capital	356,324,000
Retained Earnings (Accumulated Deficit)	(28,732,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(15,651,000)
Stockholders' Equity Attributable to Parent	312,265,000
Stock Issued During Period, Value, Restricted Stock Award, Forfeitures	(5,000)
Net Income (Loss) Attributable to Parent	3,606,000
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	2,290,000
APIC, Share-based Payment Arrangement, Restricted Stock Unit, Increase for Cost Recognition	$ 2,329,000
Stock Issued During Period, Shares, Restricted Stock Award, Gross	3,242
Stock Issued During Period, Shares, Restricted Stock Award, Forfeited	(527)
Shares, Issued	32,372,693
Common Stock, Value, Issued	$ 324,000
Additional Paid in Capital	358,648,000
Retained Earnings (Accumulated Deficit)	(25,126,000)
Accumulated Other Comprehensive Income (Loss), Net of Tax	(13,361,000)
Stockholders' Equity Attributable to Parent	$ 320,485,000