Amount of foreign tax credits utilized.

No definition available.

Name:	tcs_TaxCutsAndJobsActOf2017ForeignTaxCreditUtilization
Namespace Prefix:	tcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of income tax expense (benefit) from effect of Tax Cuts and Jobs Act of 2017.

+ References

No definition available.

+ Details

Name:	tcs_TaxCutsAndJobsActOf2017ProvisionalIncomeTaxExpenseBenefit
Namespace Prefix:	tcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of TCJA transition tax on certain unrepatriated earnings of foreign subsidiaries.

+ References

No definition available.

+ Details

Name:	tcs_TaxCutsAndJobsActOf2017TransitionTax
Namespace Prefix:	tcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of utilization of foreign tax credits that is being netted against the provisional amount.

+ References

No definition available.

+ Details

Name:	tcs_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpenseNetOfForeignTaxCredit
Namespace Prefix:	tcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of future foreign tax credits pursuant to Tax Cuts and Jobs Act of 2017.

+ References

No definition available.

+ Details

Name:	tcs_TaxCutsAndJobsActOf2017TransitionTaxForFutureForeignTaxCredits
Namespace Prefix:	tcs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Period of time over which TCJA transition tax on certain unrepatriated earnings of foreign subsidiaries may be paid.

+ References

No definition available.

+ Details

Name:	tcs_TaxCutsAndJobsActOf2017TransitionTaxPeriodForPayment
Namespace Prefix:	tcs_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB TOPIC 6.I)
-URI http://asc.fasb.org/extlink&oid=116825942&loc=d3e330036-122817

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319

+ Details

Name:	us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

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

- Definition

Amount of income tax expense (benefit) for remeasurement of deferred tax from change in tax rate pursuant to Tax Cuts and Jobs Act.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319

+ Details

Name:	us-gaap_TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of income tax expense (benefit) from effect of Tax Cuts and Jobs Act.

+ References

+ Details

Name:	us-gaap_TaxCutsAndJobsActOf2017IncomeTaxExpenseBenefit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of income tax expense from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act.

+ References

+ Details

Name:	us-gaap_TaxCutsAndJobsActOf2017TransitionTaxForAccumulatedForeignEarningsIncomeTaxExpense
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Income taxes - Tax Cuts and Jobs Act (Details) $ in Thousands		3 Months Ended		12 Months Ended
	Dec. 30, 2017 USD ($)	Dec. 29, 2018 USD ($)	Mar. 31, 2018 USD ($)	Mar. 28, 2020 USD ($) installment
Income taxes
U.S. federal corporate tax rate	21.00%
Provisional benefit related to the remeasurement of deferred tax balances	$ 24,210
Provisional tax expense	303
Net provisional tax benefit	$ 23,907
Provisional expense related to the one-time transition tax on foreign earnings		$ 5,903	$ 8,521
Provisional expense related to the one-time transition tax on foreign earnings, net of foreign tax credit				$ 2,618
Foreign tax credits utilized, result of Tax Act				833
Foreign tax credits, result of Tax Act				1,331
Remaining transition tax liability				$ 1,420
Number of installments \| installment				5