v3.4.0.3

TIME DEPOSIT (Details)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Cash and Cash Equivalents [Abstract]
Time deposit, fixed interest rate	1.95%	2.80%
Time deposit, maturity date	May 18, 2016	Jun. 02, 2015

X

- Definition

The contractual fixed interest rate for time deposits.

+ References

No definition available.

+ Details

Name:	acts_TimeDepositsFixedInterestRate
Namespace Prefix:	acts_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Time deposits maturity date.

+ References

No definition available.

+ Details

Name:	acts_TimeDepositsMaturityDate
Namespace Prefix:	acts_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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