XML 100 R102.htm IDEA: XBRL DOCUMENT v2.4.1.9

SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Details) (USD $)

12 Months Ended

Dec. 31, 2014

Dec. 31, 2013

Dec. 31, 2012

Changes in valuation and qualifying accounts

Removal of tax valuation allowance for expiration of net operating loss carryforwards

$ 35,600,000utsi_DeferredTaxAssetsOperatingLossCarryforwardsWhichHaveBeenRemoved

Allowance for Doubtful Accounts [Member]

Changes in valuation and qualifying accounts

Balance at beginning of period

11,063,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

10,796,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

30,145,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

Charged (credited) to costs and expenses

49,000utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

(75,000)utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

(1,148,000)utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

Charged (credited) to other accounts

(Deductions) Adjustments

(235,000)us-gaap_ValuationAllowancesAndReservesDeductions
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

^[1]

342,000us-gaap_ValuationAllowancesAndReservesDeductions
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

^[1]

(576,000)us-gaap_ValuationAllowancesAndReservesDeductions
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

^[1]

Balance at end of period

10,877,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

11,063,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

10,796,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

Allowance for Doubtful Accounts [Member] | IPTV divestiture [Member]

Changes in valuation and qualifying accounts

(Deductions) Adjustments

(17,625,000)us-gaap_ValuationAllowancesAndReservesDeductions
/ us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis
= utsi_IPTVOperationsMember
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_AllowanceForDoubtfulAccountsMember

Tax valuation allowance [Member]

Changes in valuation and qualifying accounts

Balance at beginning of period

422,789,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

418,285,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

469,224,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

Charged (credited) to costs and expenses

1,824,000utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

36,324,000utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

(30,745,000)utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

Charged (credited) to other accounts

(55,941,000)us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

^[2]

(31,820,000)us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

(20,194,000)us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

(Deductions) Adjustments

^[1]

^[1]

^[1]

Balance at end of period

368,672,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

422,789,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

418,285,000us-gaap_ValuationAllowancesAndReservesBalance
/ us-gaap_ValuationAllowancesAndReservesTypeAxis
= us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember

Tax valuation allowance [Member] | IPTV divestiture [Member]

Changes in valuation and qualifying accounts

(Deductions) Adjustments

[1]	Represents write-offs of allowance for doubtful accounts and foreign exchange adjustments.
[2]	Includes $35.6 million removal of tax valuation allowance for expiration of net operating loss carryforwards in China.

X

- Details

Name:	us-gaap_MovementInValuationAllowancesAndReservesRollForward
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

+ Details

Name:	us-gaap_ValuationAllowancesAndReservesBalance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, charged to accounts other than costs and expenses in a given period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

+ Details

Name:	us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 4

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 09

-Article 12

+ Details

Name:	us-gaap_ValuationAllowancesAndReservesDeductions
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Represents the amount of deferred tax assets and related valuation allowance which have been removed.

+ References

No definition available.

+ Details

Name:	utsi_DeferredTaxAssetsOperatingLossCarryforwardsWhichHaveBeenRemoved
Namespace Prefix:	utsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, charged or credited to costs and expenses.

+ References

No definition available.

+ Details

Name:	utsi_ValuationAllowancesAndReservesChargedOrCreditedToCostAndExpense
Namespace Prefix:	utsi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_ValuationAllowancesAndReservesTypeAxis=us-gaap_AllowanceForDoubtfulAccountsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ValuationAllowancesAndReservesTypeAxis=us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: